Loading page content
Operate or tend chemical equipment to control chemical changes or reactions: inspect and monitor instruments procedurally; charge materials, open valves and adjust parameters as instructed; sample as prescribed, record and hand over; and implement protection and emergency requirements under hazardous chemical and high-temperature, high-pressure conditions.
Assessment in one sentence: chemical equipment operators and tenders do more than 'just watch the gauges'; they operate or tend equipment that controls chemical changes or reactions in accordance with procedures, including desulfurization tanks, steam-jacketed kettles and reaction vessels. Daily work includes observing safety precautions to prevent fires or explosions (importance 91); patrolling work areas to detect leaks or equipment malfunctions or monitor operating conditions (86); monitoring gauges, recording instruments, flowmeters or products to ensure specified conditions are maintained (86); inspecting equipment or units for leaks or malfunctions and shutting down when necessary (86); recording operating data such as temperature, pressure, material charges, processing time and test results (85); taking samples at specified stages for testing (85); measuring, weighing and mixing chemical ingredients to specifications (85); opening valves or starting pumps, agitators, reactors, blowers or automatic feed systems (85); testing samples for specific gravity, chemical characteristics, pH, concentration or viscosity, or sending them to a laboratory (83); using equipment and process knowledge to adjust controls regulating temperature, pressure, feed, liquid or gas flow and specified reaction times (82); controlling or operating equipment in which chemical changes or reactions occur (82); loading products into tank cars or tanks for shipment (81); estimating materials needed for production (78); pouring or shoveling specified solid, granular or powdered materials into equipment (78); reading plant specifications to determine prescribed modifications to products, ingredients or plant procedures (77); notifying maintenance engineers of equipment malfunctions (76); draining equipment and pumping water or other solutions through it for flushing and cleaning (75); observing and comparing product color and consistency, instrument readings, and laboratory and standard test results (75); adding treatment or neutralizing agents and pumping products through filters or centrifuges to remove impurities or precipitate products (71); implementing appropriate industrial emergency response procedures (71); performing minor repairs, lubrication and maintenance with hand tools (71); flushing or cleaning equipment with steam hoses or mechanical reamers (67); directing workers who assist with controlling or verifying processes or unloading materials (57); and inventorying materials received and consumed (supplemental task 53). O*NET places the occupation in Job Zone 1-2, with an SVP range below 6.0 and interest code RCI (Realistic, Conventional, Investigative); BLS lists a high school diploma or equivalent as the entry education and moderate-term on-the-job training. The key boundary: this is an operations role centered on procedures, monitoring, records and on-site responses, rather than process design and scale-up. This page does not treat industry average wages as the occupation's median or present company training and work qualifications as a nationwide certification requirement.
Editorial task grouping: chemical equipment operators and tenders work across three connected but distinct areas. The first is plant inspection and monitoring: follow inspection routes, read gauges, recording instruments and flowmeters, observe instruments, alarms and visible or audible abnormalities, and judge whether operating conditions remain within permitted ranges. The second is operation and adjustment: charge materials according to production instructions and plant specifications, open valves or start equipment, adjust temperature, pressure, flow and reaction time within approved ranges, and add treatment or neutralizing agents as prescribed. The third is sampling and records: sample at specified stages, perform checks or submit samples, record operating data, abnormalities and responses, and complete cleaning, flushing, purging and handover. All three rely on procedures, limits and traceable records; their response authority differs.
Inspect the plant along designated routes and determine whether operating conditions are within permitted ranges
Editorial inspection checks: read instruments and alarms according to procedures, observe visible or audible abnormalities, promptly report deviations and respond under applicable emergency procedures. Do not approach a suspected leak to smell it; smell cannot establish the presence or safe concentration of hydrogen sulfide. Under Article 55 of China's Work Safety Law, in an emergency directly endangering personal safety, workers may stop work or withdraw after taking possible emergency measures, and must report promptly; this does not depend on waiting for additional role-specific approval. Routine parameter adjustments, production release and restart require checks against specific procedures and authorization; page suggestions cannot authorize operations.
Insufficient evidence: a nationwide wage distribution for this exact occupation in mainland China was not obtained. The manufacturing background below has a separately stated scope and cannot represent this occupation's median, percentiles or starting pay.
This round reviewed National Bureau of Statistics unit wage tables for 2025 and the classification text of China's occupational classification catalog 2022, and checked exact U.S. occupational data from O*NET/BLS. No Chinese wage data mapping one-to-one to this occupation were obtained; no Chinese median, percentiles, starting pay or stable monthly salary are given, and U.S. wages are not converted.
National Bureau of Statistics manufacturing figures for 2025 are CNY 113,594 per year in urban non-private units and CNY 76,055 per year in private units. Both are average annual amounts before tax covering all employed positions in units across the industry; neither represents chemical equipment operator wages, medians, starting pay, lower or upper limits, or monthly salaries.
BLS Occupational Employment and Wage Statistics (51-9011, OEWS year 2025, month 5) | https://www.bls.gov/oes/current/oes519011.htm ; O*NET nationwide wage percentile page (51-9011.00) | https://www.onetonline.org/link/localwages/51-9011.00 ; O*NET national employment trends page (51-9011.00, displaying BLS employment projections) | https://www.onetonline.org/link/localtrends/51-9011.00
USD 37,440 per year
Percentile 10. This percentile means 10% of employed workers earn no more than this value; it is not starting pay.; BLS nationwide wage percentiles (51-9011.00, year 2025, month 5) | https://www.onetonline.org/link/localwages/51-9011.00
USD 45,970 per year
Boundary: the following three directions and four capability stages form an editorial capability development structure, not uniform industry grades or a promise of promotion timelines. Check qualifications for hazardous chemical and special equipment operations separately against local and company rules.
Daily tasks mainly involve on-site monitoring, procedural operation and records: observe safety precautions to prevent fires or explosions; patrol work areas to detect leaks or malfunctions or monitor conditions; monitor gauges, recording instruments and flowmeters; inspect equipment and shut down when necessary; record temperature, pressure, charging, processing time and test results; sample at specified stages; measure, weigh and mix chemical ingredients to specifications; and open valves or start pumps, agitators and reactors. O*NET work context shows 98% wear common protective equipment daily and 93% have face-to-face discussions daily.
Chemical plant and system operators cover whole-plant interactions, startups and shutdowns, with broader responsibility; chemical technicians center on laboratory testing and methods; chemical engineers design processes and plants and set operating conditions and limits. This occupation operates and tends equipment within given units and approved conditions, taking responsibility for parameter monitoring, records and abnormality reports without independently changing process conditions.
Signals for further exploration: you can work reliably amid noise, odors, temperature changes and continuous use of protective equipment, and are willing to document every sample, adjustment, abnormality and handover clearly. O*NET work context data show that 98% of respondents in this occupation wear common protective or safety equipment daily, 66% wear specialized protective equipment daily, 96% consider exactness or accuracy extremely important, 93% have face-to-face discussions daily, 87% encounter contaminants daily, 79% face hazardous conditions daily, 68% consider repeating the same tasks extremely important, 67% face very hot or cold temperatures daily, 61% face extremely bright or inadequate lighting daily, 57% work indoors in environmentally controlled settings daily, 55% face distracting or uncomfortable noise daily, 49% face hazardous equipment daily, 41% face the risk of minor burns, cuts, bites or stings daily, and 54% typically work more than 40 hours per week; 79% have regular schedules and 21% have irregular schedules. These figures indicate that much of the work involves monitoring, on-site responses and records, with real health and safety responsibilities managed through institutionalized protection and checks.
Conditions for pausing substantial investment: you have not yet completed a supervised exercise covering 'understand production instructions and plant specifications → confirm materials and charging order → monitor and adjust parameters → sample and test according to procedures → record and hand over → respond to abnormalities and shutdowns'; or you are unwilling to wear protective equipment continuously or keep procedural records; or, when unsure whether adjustment is allowed, you tend to act before checking. Do not skip procedures and safety judgment just because you 'like hands-on work': the occupation's most important task is observing precautions to prevent fires or explosions. If you prefer investigating root causes and improving processes to maintaining stable procedural operation, chemical plant and system operators, chemical technicians and chemical engineers are related roles with different requirements.
Check education, qualifications and authorization separately: O*NET places the occupation in Job Zone 1-2 (Very Little to Some Preparation Needed), with an SVP range below 6.0; BLS lists a high school diploma or equivalent as the typical entry education and moderate-term on-the-job training. Most entrants begin with basic tasks under supervision. The occupation's O*NET certification page lists 12 national certifications, including multiple levels of the Association for Materials Protection and Performance (AMPP) coating inspector program and Protective Coating Technician; the American Petroleum Institute (API) Piping Inspector Certification and Pressure Vessels Inspector Certification; and Omega Safety Training's Veriforce PEC H2S Clear for Energy. It also lists 1 occupational title approved by the U.S. Department of Labor for registered apprenticeship (Chemical Operator III). Industry certifications demonstrate capabilities and employer preferences; they are not equivalent to statutory professional qualifications. In the United States, entry into this occupation does not require a license, but companies generally require internal safety training and role-specific authorization. In mainland China, work involving hazardous chemicals and special equipment is subject to additional work safety and special operation rules, which must be checked against local and company requirements; this page does not extend one jurisdiction's requirements to another. Education and training, industry certification, statutory and operational qualifications, and hiring and authorization are four separate matters.
In one sentence: this role turns 'is the plant stable this shift, are parameters outside limits, are materials, samples and records traceable, and have abnormalities been handled procedurally' into reviewable evidence. Outputs include operating parameter and charging records; sampling, testing or laboratory submission records; equipment status, inspection and malfunction report records; cleaning, flushing, draining and purging records; emergency drill and response records; shift handover records; and inventory records. It is not a process design or optimization role and does not replace decisions by authorized process leads and safety management departments on process changes, release or work stoppage.
Charge materials, operate equipment and adjust parameters according to production instructions and plant specifications
Check batch numbers, materials, charging order and quantities → open valves or start pumps, agitators, reactors or blowers according to procedures → adjust temperature, pressure, feed, flow and reaction time within approved ranges → add treatment or neutralizing agents as prescribed → pump products through filters or centrifuges to remove impurities or precipitate products when necessary → record each adjustment and its basis
Sample at specified stages using prescribed methods, perform checks or submit samples, and accurately record locations, times, batch numbers and results; do not present estimates as measurements. Respond to or report abnormalities first according to the hazards and emergency procedures. Retesting is permitted only after safe conditions are confirmed and must follow the method; do not delay reporting a hazard for retesting.
Common related roles include chemical plant and system operators, chemical technicians, chemical engineers, and other production and operations roles such as mixing and blending machine operators, packaging and filling machine operators, and water and wastewater treatment plant and system operators. The key boundary is not the title but 'who operates under what authorization, and who decides parameters, formulations and release'.
Control or tend equipment in which chemical changes or reactions occur according to procedures, maintaining specified conditions steadily
The central outputs are stable operation and traceable parameter, sampling and response records
Work from production instructions, plant specifications, operating limits, instruments and laboratory results
Chemical engineers design processes and plants and set conditions; this occupation operates under approved conditions and responds within limits
Inspection, monitoring, charging, opening valves and starting equipment, parameter adjustment, sampling and testing, records and handover
Chemical plant and system operators cover more comprehensive plant operation and integration; this occupation focuses more on tending and operating individual equipment or units
Operating parameter and charging records, sampling and testing or laboratory submission records, equipment status and malfunction reports, and cleaning, purging and handover records
Chemical technicians focus more on laboratory testing and methods; this occupation focuses more on continuous operation of on-site equipment and batches
Operators perform monitoring, accurate recording, reporting and response duties within their responsibilities; institutional divisions for parameter adjustment, changes and release require separate checks. Under Article 55 of China's Work Safety Law, in an emergency directly endangering personal safety, workers may stop work or withdraw after taking possible emergency measures, and must report promptly; this does not depend on waiting for additional role-specific approval. Routine parameter adjustments, production release and restart require checks against specific procedures and authorization; page suggestions cannot authorize operations.
This page presents task and output boundaries and does not establish any company policy or statutory allocation of duties
U.S. BLS supports only typical education and moderate-term on-the-job training; it does not prove that all entry roles require no license. For processes subject to PSM, check operating procedures and operator training under 1910.119(a)/(f)/(g). Check qualifications, licenses and employer authorization separately by plant, task and state/jurisdiction.
China's special operations qualifications follow actual catalog categories, rather than a uniform credential for the title 'chemical operator'. Ministry of Emergency Management Order No. 19 takes effect on 2026-06-01: check Articles 3/4/6 for direct special operations, training and assessment, and operation certificates; hazardous chemical special operations personnel must have a high school education or equivalent or above. Article 9 provides training exemptions for corresponding education/skill certificates; exemption from training does not mean exemption from examinations or certification. Under Article 23, certificates are valid nationwide for 6 years; separately check Articles 26–29 for renewal/invalidation conditions. Check special equipment personnel under Articles 13/14 of the safety law and the actual qualification categories. Training and approval for limited/confined spaces cannot uniformly be called a separate 'confined space operation certificate'.
Conclusions apply only to the O*NET and BLS definitions and periods stated on this page
Do not compare roles by similar titles alone; plant types, material hazards, authorization and record requirements differ. Tasks may look similar while responsibilities are entirely different.
Six recurring occupational judgments: whether parameters remain within permitted ranges; whether readings and sample results are trustworthy; whether an abnormality requires an initial response or shutdown and escalation; whether charging, batch numbers and order match instructions; whether cleaning and purging meet requirements; and whether records allow the incoming operator to reconstruct the conditions at the time.
Judgment one: are parameters within operating limits?
First confirm whether temperature, pressure, level, flow and reaction time are within plant specifications and operating limits, then decide whether operation can continue or requires adjustment. When limits are exceeded, shut down and escalate according to procedures rather than relaxing the limits yourself.
Editorial judgment suggestion: respond to and report exceeded operating limits according to this plant's abnormality/emergency procedures, without independently relaxing limits. Whether to shut down and in what sequence depends on the specific hazard and procedure; this is not blanket authorization for manual shutdown.
Editorial data check suggestion: verify instruments, locations and methods for suspect readings rather than using them to relax limits. Report abnormalities promptly. Whether on-site retesting is appropriate must first be confirmed against hazard and emergency requirements; retesting before reporting cannot be a universal requirement.
Judgment three: respond first or shut down and escalate first?
For leaks, excessive temperature or pressure, or activation of safety systems, follow and report under the plant's established abnormality/emergency procedures. Do not universally require manual shutdown or independent isolation for every abnormality. Under Article 55 of China's Work Safety Law, in an emergency directly endangering personal safety, workers may stop work or withdraw after taking possible emergency measures, and must report promptly; this does not depend on waiting for additional role-specific approval. Routine parameter adjustments, production release and restart require checks against specific procedures and authorization; page suggestions cannot authorize operations.
Judgment four: does charging match instructions?
Before charging, check material names, batch numbers, quantities, order and addition methods. Pause and follow procedures if labels are unclear, packaging is damaged or material characteristics are abnormal.
Judgment five: do cleaning and purging meet requirements?
Draining, flushing, purging and cleaning are key steps before batch changes and maintenance. Confirm them using specified media, durations and inspection methods, and record the confirmation results.
Judgment six: can records reconstruct the conditions at the time?
Handover records should explain parameter histories, abnormalities and responses, samples and results, unfinished matters and equipment status so the incoming operator can reconstruct conditions and continue, rather than merely stating 'normal operation'.
Chemical equipment operators and tenders operate or tend equipment to control chemical changes or reactions in industrial or consumer product processing; equipment includes devulcanizers, steam-jacketed kettles and reaction vessels (official duties under O*NET-SOC 51-9011.00). Daily work includes observing safety precautions to prevent fires or explosions; patrolling work areas to detect leaks or equipment malfunctions or monitor operating conditions; monitoring gauges, recording instruments, flowmeters or products to ensure specified conditions; inspecting equipment or units and shutting down when necessary; recording operating data such as temperature, pressure, charges, processing time or test results; sampling at specified stages; measuring, weighing and mixing chemical ingredients to specifications; opening valves or starting pumps, agitators, reactors, blowers or automatic feed systems; testing samples for specific gravity, chemical characteristics, pH, concentration or viscosity, or sending them to a laboratory; using equipment and process knowledge to adjust controls regulating temperature, pressure, feed, flow and specified reaction time; controlling or operating equipment in which chemical changes or reactions occur; loading products into tank cars or tanks for shipment; estimating production materials; adding solid, granular or powdered materials as prescribed; reading plant specifications to determine prescribed modifications to products, ingredients or plant procedures; notifying maintenance engineers of malfunctions; draining, flushing and cleaning equipment; observing and comparing product color and consistency, instrument readings, and laboratory and standard test results; adding treatment or neutralizing agents and pumping products through filters or centrifuges to remove impurities or precipitate products; implementing industrial emergency response procedures; performing minor repairs, lubrication and maintenance with hand tools; flushing or cleaning equipment with steam hoses or mechanical reamers; and directing workers who assist with controlling or verifying processes or unloading materials. Responsibility boundaries: operation, parameter adjustment, maintenance and release require separate checks against duties and institutional conditions; U.S. tasks explicitly include shutdown when necessary. Under Article 55 of China's Work Safety Law, in an emergency directly endangering personal safety, workers may stop work or withdraw after taking possible emergency measures, and must report promptly; this does not depend on waiting for additional role-specific approval. Routine parameter adjustments, production release and restart require checks against specific procedures and authorization; page suggestions cannot authorize operations. China's special operations qualifications follow actual catalog categories, rather than a uniform credential for the title 'chemical operator'. Ministry of Emergency Management Order No. 19 takes effect on 2026-06-01: check Articles 3/4/6 for direct special operations, training and assessment, and operation certificates; hazardous chemical special operations personnel must have a high school education or equivalent or above. Article 9 provides training exemptions for corresponding education/skill certificates; exemption from training does not mean exemption from examinations or certification. Under Article 23, certificates are valid nationwide for 6 years; separately check Articles 26–29 for renewal/invalidation conditions. Check special equipment personnel under Articles 13/14 of the safety law and the actual qualification categories. Training and approval for limited/confined spaces cannot uniformly be called a separate 'confined space operation certificate'.
O*NET-SOC 51-9011.00 (Chemical Equipment Operators and Tenders): Job Zone 1-2, SVP range below 6.0; interest code RCI; 24 official tasks (23 core + 1 supplemental), with core task importance ranging from 91 (observing safety precautions to prevent fires or explosions) to 57 (directing assisting workers); typical entry education is a high school diploma or equivalent, with moderate-term on-the-job training.
U.S. wages follow BLS OEWS for year 2025, month 5: annual wages at the 10/25/median/75/90 percentiles are 37,440 / 45,970 / 58,040 / 74,080 / 92,250 USD; hourly wages at the same percentiles are 18.00 / 22.10 / 27.90 / 35.62 / 44.35 USD. Percentiles describe the distribution among employed wage and salary positions, not starting pay.
Insufficient evidence: a nationwide wage distribution for this exact occupation in mainland China was not obtained. National Bureau of Statistics manufacturing figures for 2025 are CNY 113,594 per year in urban non-private units and CNY 76,055 per year in private units. Both are average annual amounts before tax covering all employed positions in units across the industry; neither represents chemical equipment operator wages, medians, starting pay, lower or upper limits, or monthly salaries.
O*NET details explicitly state that manufacturing accounted for 96% in 2025; the current industry subpage shows manufacturing 96% and other 4%, without separately stating the data year. Industry shares are not industry wages. BLS table 1.2, exact occupation 51-9011: employment in 2025 is 140.8 thousand, projected employment in 2035 is 145.8 thousand, net growth is 5.0 thousand, growth is 3.6% (approximately 3%–4%, average), and average annual openings are 13.9 thousand, including growth and replacement. The self-employment share retains the table's '—' rather than inserting 0. Typical education is high school/GED, related experience is None, and training is moderate-term on the job. U.S. occupational wage medians by industry were not obtained in this round; the OOH list of occupations not covered in detail provides typical education and training, but not the industry-specific occupational wage medians required here.
Technology and work context: O*NET's technology list covers 7 categories, including database and query tools, email, enterprise resource planning (SAP), office suites, presentations, spreadsheets and word processing. Work context shows prominent on-site characteristics: 98% wear common protective or safety equipment daily, 96% consider exactness or accuracy extremely important, 87% encounter contaminants daily, 79% face hazardous conditions daily, 68% consider repeating the same tasks extremely important, 57% work indoors in environmentally controlled settings daily, and 36% have completely unautomated work. Technology keywords in job postings are market signals, not proficiency, adoption rates or long-term trends.
Protection and safety | 98% wear common protective or safety equipment daily, 66% wear specialized protective equipment daily; 79% face hazardous conditions daily, 49% face hazardous equipment daily; 41% face the risk of minor burns, cuts, bites or stings daily. Environment and workspace | 57% work indoors in environmentally controlled settings daily, 56% work indoors in uncontrolled settings daily; 87% encounter contaminants daily, 67% face very hot or cold temperatures daily, 61% face extremely bright or inadequate lighting daily, 55% face distracting or uncomfortable noise daily. Accuracy and repetition | 96% consider exactness or accuracy extremely important; 68% consider repeating the same tasks extremely important and 28% very important; 15% report highly automated work, 19% moderately automated, 30% slightly automated and 36% completely unautomated. Collaboration and communication | 93% have face-to-face discussions daily; the importance score for the work activity of communicating with supervisors, colleagues or subordinates is 69, not a respondent percentage or share of working time; 34% have telephone conversations at least weekly; 14% encounter conflict situations daily. Hours and schedules | 54% of respondents typically work more than 40 hours per week, and 46% work 40 hours; 79% have regular schedules, 21% irregular schedules. Physical and operational demands | 40% stand continually or almost continually, 40% stand for more than half of working time; 37% continually handle or manipulate objects and tools; 32% continually bend or twist; 24% climb ladders or scaffolding for more than half of working time. Decisions and autonomy | 36% have a lot of freedom in decision-making, 36% some freedom, 26% almost none; 23% have a lot of freedom in determining tasks and priorities, 49% some freedom, 27% limited freedom; 32% consider having the work pace determined by equipment speed extremely important. Responsibility and impact | 54% have very high responsibility for others' health and safety, 19% high responsibility, 21% moderate responsibility; 54% have high responsibility for others' work outcomes; 11% report very serious consequences of error, 22% serious consequences. Competition and pressure | 57% report moderate competition, 21% no competition; 43% face time pressure daily, 51% at least weekly.
The six directions share some capabilities with this occupation: procedural work, equipment monitoring, records and on-site responses. The real differences concern the object of work (chemical processes versus physical mixing, packaging or water systems), authorization (operating under approved conditions versus setting them), and responsibility (unit operation versus an entire plant or design). When choosing, first test your fit through a deliverable operating record rather than comparing titles first.
The comparison is based on task and work activity descriptions on the O*NET-SOC 51-9011.00 page, the related occupation list registered in this entry's evidence routing, and editorial explanations of role boundaries. Entry requirements, training and authorization for each role must be checked separately against its own page and company policies; this table establishes no statutory duties or qualifications.
The table below compares related roles and occupations: chemical plant and system operators, chemical technicians, chemical engineers, mixing and blending machine operators, packaging and filling machine operators, and water and wastewater treatment plant and system operators. Its four columns address the same types of questions: what the direction involves, its key differences from this occupation, and who is better suited to choosing it.
Chemical plant and system operators are responsible for the operating state of the whole plant and balance between units, handling broader interactions, startups and shutdowns; this occupation operates within a given unit according to procedures, maintains specified conditions and escalates abnormalities procedurally.
People willing to understand whole-plant interactions, startups and shutdowns are suited to chemical plant and system operation; those willing to manage equipment and batches within a defined unit are suited to this occupation.
Covers more comprehensive plant operation and integration, involving interactions among multiple units, utilities, plant startup and shutdown, and overall balance; this occupation focuses more on tending and operating individual equipment or units.
Chemical Plant and System Operators
Chemical technicians center their work on laboratory testing, methods and instruments, and usually do not handle continuous operation of on-site equipment and batch responses; this occupation centers on continuous operation of on-site equipment and batches, with testing mainly comprising checks or laboratory submissions.
People who enjoy experimental work and methodological details are suited to chemical technician roles; those who enjoy on-site equipment and continuous operation are suited to this occupation.
Perform sampling, testing and method maintenance in laboratories, producing mainly test data and method records.
Chemical Technicians
Chemical engineers determine process conditions and limits and are responsible for the design basis; this occupation operates within approved conditions and is responsible for parameter monitoring, records and abnormality reports, without independently changing process conditions.
People willing to undertake detailed calculations and scale-up judgments are suited to chemical engineering; those willing to maintain stable procedural operation and respond on site are suited to this occupation.
Design processes and plants and set conditions and operating limits, producing mainly calculations and process documents.
Chemical Engineers
Mixing and blending machine operators mainly handle physical mixing and proportions, with relatively fewer chemical reaction and process safety requirements; this occupation handles equipment in which chemical changes or reactions occur, with greater requirements for temperature, pressure, reaction time and safety limits.
People primarily concerned with proportions and mixing uniformity are suited to mixing and blending machine operation; those willing to work with chemical processes and safety limits are suited to this occupation.
Charge materials according to formulations and sequences and operate mixing and blending equipment, producing mainly batch mixing quality and charging records.
Mixing and Blending Machine Operators
Packaging and filling machine operators handle finished product packaging at the end of the process; this occupation handles equipment in which chemical changes or reactions occur in the middle of the process, with greater requirements concerning material hazards, process parameters and emergency response.
People who prefer finished products and the pace of output are suited to packaging and filling machine operation; those willing to handle reaction processes and hazardous materials are suited to this occupation.
Operate packaging and filling equipment and complete packaging and labeling to specifications, producing mainly packaging quality and output records.
Packaging and Filling Machine Operators
Water and wastewater treatment plant and system operators work with water and sewage systems, focusing on water quality compliance and continuous system operation; this occupation works with chemicals and reaction equipment, involving a broader range of reactions, separation and material hazards.
People concerned with water quality and continuous system operation are suited to water and wastewater treatment system operation; those willing to handle chemicals and reaction equipment are suited to this occupation.
Operate treatment systems to control water quality and quantity, producing mainly water quality indicator, dosing and equipment operation records.
Water and Wastewater Treatment Plant and System Operators
If you prefer investigating root causes and improving processes to maintaining stable procedural operation, compare chemical technician and chemical engineer roles further; if you prefer responsibility for whole-plant interactions, startups and shutdowns, compare chemical plant and system operation. These roles have different entry requirements and responsibility structures; do not confuse the operating judgments on this page with design or release authority.
Students and career changers preparing to enter the occupation
Build solid foundations in reading procedures, units and dimensions, instruments, sampling and records, then learn to organize operating data using spreadsheets or reporting tools. Do not skip on-site safety and protective training to chase popular tools.
Operators and tenders working shifts at the plant
Editorial trial suggestion: try assistance with trends, reports and handover organization; parameter adjustments, interlocks and abnormality control require procedural validation and assigned responsibilities. Do not assert that they will remain entirely manual forever.
Management roles responsible for teams and handovers
Editorial trial suggestion: compare handover time and abnormality detection using a dashboard; actual effects remain to be verified. Define responsibilities for operating limits, changes and emergencies under applicable procedures.
Roles responsible for safety and equipment reliability
Treat model-generated warnings as leads; check each against on-site inspections, instrument calibration and maintenance records, and retain response and recheck records.
Technology keywords from a single year of recruitment support the presence of office/ERP tools in roles, not faster digitalization, growing adoption or replacement of the occupation as a whole. Assisted tasks are editorial trial suggestions; efficiency requires separate checks. BLS table 1.2, exact occupation 51-9011: employment in 2025 is 140.8 thousand, projected employment in 2035 is 145.8 thousand, net growth is 5.0 thousand, growth is 3.6% (approximately 3%–4%, average), and average annual openings are 13.9 thousand, including growth and replacement. The self-employment share retains the table's '—' rather than inserting 0. Typical education is high school/GED, related experience is None, and training is moderate-term on the job.
O*NET OnLine 51-9011.00 occupational details
Used to check official occupational identity, the task list and work activity scores
BLS Occupational Employment and Wage Statistics (year 2025, month 5)
Used to check wage percentiles and statistical definitions, not infer personal income
ILO working paper 'Generative AI and Jobs: A Refined Global Index of Occupational Exposure'
Used to explain the approach to measuring task exposure and the limitations of its samples and indicators
NIST AI Risk Management Framework 1.0
Used as a framework for AI risk governance and records, not as evidence of occupational adoption rates
O*NET Hot Technologies (statistics on technology keywords in employer job postings)
Used to describe technology keywords appearing in employer job postings, not proficiency or usage rates
O*NET OnLine 51-9011.00 occupational summary
Used to check knowledge, abilities, work styles and interest code RCI
BLS Employment Projections (displayed through O*NET Employment Trends)
Used to check BLS2025–2035 employment projections and average annual openings, directly checking table 1.2 for exact occupation 51-9011
Editorial comparison of three task categories: potential tool assistance and validation/responsibility conditions, rather than achieved effects or permanent divisions of manual work; company and jurisdictional conditions require separate checks.
Automatically capture gauge and recorder readings to produce trends and reports, convert inspection routes and checks into timestamped electronic checklists, and compare historical batch data for consistency.
Editorial control point: check instruments, measurement methods and operating conditions, and respond and report under applicable abnormality/emergency procedures. Shutdown method and sequence depend on this plant's procedures; a generic table cannot authorize them.
Generate charging and sequence prompts from instructions, convert formulations and prescriptions into checkable lists, and provide confirmation prompts for valve and pump startup/shutdown sequences.
Confirm materials, batch numbers, quantities and characteristics, judge abnormal reactions and unusual equipment sounds or odors, and decide whether on-site response or shutdown is needed.
Automatically enter sampling and testing results and generate reports, organize abnormalities and responses into handover summaries, and check whether records are complete and traceable.
Judge abnormal results, confirm records match physical conditions, and bear responsibility for the corresponding reports and handover content.
Five evidence cards separately describe sources, study subjects, conclusions and use limitations. They answer 'what evidence exists', not 'will this occupation be replaced'.
Covers only tasks listed on the occupation's O*NET page; excludes specific companies' process and safety requirements
O*NET-SOC 51-9011.00 occupational details (page updated in 2026)
The occupation's official task list and work activity importance ratings
Among 24 tasks, the four with highest importance are observing safety precautions 91, patrolling work areas 86, monitoring gauges and recording instruments 86, and inspecting equipment or units 86
Percentiles describe employed wage and salary positions, exclude self-employed owners' income, and use U.S. nationwide definitions
BLS OEWS nationwide wage statistics for year 2025, month 5 (displayed through O*NET National Wages)
Wage distribution of employed chemical equipment operators and tenders nationwide in the United States
Annual wages at the 10/50/90 percentiles are 37,440 / 58,040 / 92,250 USD
Measures exposure, not adoption, automation or unemployment probability; does not apply to individual companies or positions
ILO《Generative AI and Jobs: A Refined Global Index of Occupational Exposure》
An occupational-level generative AI exposure index across economies
The study provides exposure rankings and measurement methods; it cannot be converted into a replacement timetable for a particular occupation
A governance framework without occupational-level adoption data; citing it does not establish a quantitative conclusion about this occupation's risks
NIST AI Risk Management Framework 1.0
AI system risk governance and management processes
NIST AI RMF1.0 is a voluntary cross-industry governance framework. This page's checks on uses, limitations, monitoring and responsibility are editorial references, not chemical process mandates imposed by the framework or measured effects.
Recruitment keyword statistics change with technology popularity and cannot stand for skill proficiency or the scale of job demand
O*NET Hot Technologies page (technology keywords in job postings for this occupation)
Statistics on technology keywords appearing in employer job postings
Detailed software list: 7 categories; recruitment Hot Technologies: 6 specific names. Lightcast2025 U.S. associated unique postings: Excel8%, Office7%, SAP6%, Outlook5%, PowerPoint3%, Word2%. Shares in a single year are not adoption rates or growth.
Editorial trial suggestion: try assistance with data collection, trends, reports, handovers and checklists, validating inputs and methods; do not uniformly describe unverified abnormality judgments or operating suggestions as reliable.
This round includes Lightcast2025 associated recruitment keywords, not a survey of plant deployment or widespread adoption. There is no evidence of specific company deployment scope/growth; do not use 'commercial information' to claim universal unavailability.
BLS table 1.2, exact occupation 51-9011: employment in 2025 is 140.8 thousand, projected employment in 2035 is 145.8 thousand, net growth is 5.0 thousand, growth is 3.6% (approximately 3%–4%, average), and average annual openings are 13.9 thousand, including growth and replacement. The self-employment share retains the table's '—' rather than inserting 0. Typical education is high school/GED, related experience is None, and training is moderate-term on the job. There is no occupation-specific evidence attributing employment changes to AI; do not state a replacement rate or disappearance year.
Sources in this round do not support complete replacement or a fixed disappearance year. Tasks involve equipment and safety and require assigned responsibility, but may include automated controls; do not assert that all monitoring, inspection and shutdown must be performed manually on site.
O*NET 51-9011.00 tasks and work activities; BLS employment projections
BLS lists typical high school/GED education and moderate-term on-the-job training; this is not a survey establishing programming as a universal entry requirement. The detailed list's 7 categories differ from the Hot6 software names. Target job requirements were not obtained; the editorial suggestion is to learn procedures, instruments and sampling records before choosing data tools.
BLS Employment Projections (displayed through O*NET); O*NET Hot Technologies 51-9011.00
Editorial trial sequence: begin with tasks whose inputs can be checked, such as data organization, reports and checklists; validate abnormalities/shutdown/emergency work against hazards and responsibilities. No measured years or times of earlier or later impact were obtained in this round; task importance does not establish the timing of automation.
O*NET 51-9011.00 task importance rankings; explanation of ILO exposure index methods
BLS table 1.2, exact occupation 51-9011: employment in 2025 is 140.8 thousand, projected employment in 2035 is 145.8 thousand, net growth is 5.0 thousand, growth is 3.6% (approximately 3%–4%, average), and average annual openings are 13.9 thousand, including growth and replacement. The self-employment share retains the table's '—' rather than inserting 0. Typical education is high school/GED, related experience is None, and training is moderate-term on the job.
BLS Employment Projections (displayed through O*NET Employment Trends)
Tool-generated text does not automatically obtain institutional authorization or statutory qualifications. Check procedures and actual roles separately for parameter adjustment, changes and release; do not treat all ordinary operating documents as requiring a PE seal. Under Article 55 of China's Work Safety Law, in an emergency directly endangering personal safety, workers may stop work or withdraw after taking possible emergency measures, and must report promptly; this does not depend on waiting for additional role-specific approval. Routine parameter adjustments, production release and restart require checks against specific procedures and authorization; page suggestions cannot authorize operations.
Article 55 of China's Work Safety Law and applicable U.S. PSM procedure/training requirements; NIST is only a voluntary governance reference.
This page makes no such prediction and cites no source fixing a disappearance year. Only the projection period and projected values under the statistical definitions can be checked; extrapolating the projection period into a 'disappearance year' is an inference unsupported by evidence.
BLS table 1.2 (2025–2035 projections), not an AI disappearance timetable
Suggested priorities: first understand plant specifications, operating procedures and safety limits, then practice instrument readings, sampling and records, and then learn to use spreadsheets or enterprise systems for data entry and reports. Make checking and documenting AI or system prompts a habit as well. Do not abandon on-site safety and equipment fundamentals to chase popular tools.
O*NET Hot Technologies 51-9011.00 (technology keywords); NIST AI RMF 1.0
The following five steps are an editorial workflow presented on this page to explain 'who is responsible at which stage'. They are not a mandatory workflow prescribed by the sources and do not replace a company's operating procedures or safety management policies.
Define the task object (which equipment, batch and shift), input data sources and times, and the operating decision this judgment is intended to support.
Use systems or tools for data collection and trend organization, report and checklist generation or prompts, and record the systems, versions and data scope used.
Have personnel on duty and authorized roles check whether instrument calibration is still valid, data match on-site conditions, and conclusions exceed operating limits or authorization.
Keep records of inputs, systems and versions, review comments, adjustments, responses and approvals; retain additional on-site confirmation and timestamps for safety-related responses.
Confirm operating changes, release and restart under applicable institutional procedures; tool prompts do not waive duties. Under Article 55 of China's Work Safety Law, in an emergency directly endangering personal safety, workers may stop work or withdraw after taking possible emergency measures, and must report promptly; this does not depend on waiting for additional role-specific approval. Routine parameter adjustments, production release and restart require checks against specific procedures and authorization; page suggestions cannot authorize operations.
Systems may produce readings or suggestions that look plausible but do not match on-site conditions; following prompts without knowing material or equipment status may cause operating errors and safety risks.
Editorial suggestion: ensure data traceability and consistency with on-site conditions; report abnormalities promptly and follow emergency procedures. Retest only after confirming safe conditions, rather than universally retesting before reporting.
Formulations, batch records, capacity and customer information may be protected by contracts, trade secret or personal information rules. Check information rights and confidentiality conditions individually; do not uniformly classify everything as a company's core secrets.
Editorial confidentiality check: check contracts, information rights, data classifications and access permissions. De-identification, company permission or internal deployment does not automatically prove compliance; for personal information, separately check the lawful basis, necessary scope and retention period.
The same reading or suggestion may differ across systems and versions; without version and time records, review and responsibility tracing become impossible.
Record system names and versions, data sources and time ranges, and human review and modifications, and incorporate them into existing records management.
Errors in units, baselines, operating conditions or upper/lower limit directions may cause operating errors. Systems may miss issues or provide prompts; do not categorically say they cannot proactively prompt.
Check units and dimensions for key values, separately flag values outside operating limits and handle them procedurally.
When the workflow becomes 'the system prompts and a person glances at it', gaps may arise in which nobody is responsible for on-site judgments.
Identify the personnel on duty, reviewers and approvers at each stage, and ensure records can answer 'who made this judgment and on what basis'.
Editorial control suggestion: check instruments/data and operating conditions, follow this plant's emergency procedures for hazardous abnormalities and report; do not give blanket authorization for manual shutdown for all leaks and similar events.
Monitor gauges, recording instruments and flowmeters and patrol work areas to detect leaks or malfunctions
Plant inspection and monitoring
Editorial trial: try assistance with data collection and trend presentation; on-site identification and abnormality responses require procedures and responsibilities. No measured efficiency or automation trends were obtained in this round.
Check materials, batch numbers, quantities and characteristics, and confirm valve opening, startup sequences and charging methods comply with plant specifications and operating limits.
Charge materials according to production instructions and open valves or start pumps, agitators and reactors
Operation and adjustment
Editorial task analysis: checklists and prompts can be automated; charging confirmation and parameter adjustment require procedural validation and authorization. No measured efficiency or automation trends were obtained in this round.
Judge whether abnormal results require retesting or laboratory submission, and confirm records match physical conditions and batches.
Sample at specified stages and test specific gravity, pH, concentration or viscosity
Sampling and testing
Editorial task analysis: try assistance with result entry and report generation; sample representativeness and abnormality judgments require validation and role responsibilities. No measured efficiency or automation trends were obtained in this round.
Confirm the status of interlocks, alarms and safety systems, judge whether abnormalities trigger emergency procedures, and execute them according to drill requirements.
Implement industrial emergency response procedures and handle leaks and abnormalities
Safety and emergencies
Editorial trial: try assistance with organizing alarm information; isolation, emergency response and personnel protection require actual procedures and assigned responsibilities. Tools do not transfer responsibility; measured effects were not obtained.
Check operating data, abnormalities, responses and unfinished matters; confirm handover content enables incoming personnel to reconstruct conditions at the time.
Record operating data and complete batch and shift handovers
Records and handover
Editorial task analysis: summaries and reports can be generated automatically; assign responsibility for record accuracy and handover. No measured efficiency or automation trends were obtained in this round.
Judge whether abnormalities affect products, equipment or safety, and notify maintenance or safety inspection roles procedurally.
Perform routine maintenance and minor repairs and notify maintenance engineers of equipment malfunctions
Maintenance and malfunction reporting
Editorial task analysis: repair request routing can be automated; fault judgments and on-site isolation require validation and role responsibilities. No measured efficiency or automation trends were obtained in this round.
Confirm cleaning, flushing and purging methods and durations meet requirements, and retain confirmation records.
Drain, flush and clean equipment and prepare for batch changes
Cleaning and changeover
Editorial task analysis: step checklists can be digitized; residue and purging compliance still require on-site confirmation. No measured efficiency or automation trends were obtained in this round.
Tools can be trialed for data, records and prompts; specific effects require validation. Instrument/sample reliability, applicable procedures and role responsibilities are control points, not evidence that responsibility structures will never change.
The National Bureau of Statistics covers urban legal entities with 5 or more people and specified equivalent units, excluding individual businesses and freelancers. Dispatch, part-time and hourly work are not automatically excluded by their form; check the surveyed unit and wage payment.
No nationwide occupational compensation survey mapping one-to-one to U.S. 51-9011 was obtained in this round; U.S. data do not establish that all Chinese surveys lack a separate category.
Statistical releases differ in classification definitions, coverage and data periods. This page neither mixes them nor converts between definitions.
Recruitment price definitions: recruitment platforms and employer announcements provide offers for specific roles and periods, affected by company size, location, shifts and experience requirements; they cannot represent nationwide medians or starting pay.
No verifiable recruitment samples were obtained in this round; offers are not substituted for nationwide statistics. Specific announcements may be checked separately for period, tasks, pay and shifts.
Manufacturing industry averages include all positions in units and cannot replace this occupation's wages. Check employment arrangements against wage survey coverage rather than categorically excluding dispatched/outsourced work.
When comparing opportunities, first confirm employment arrangements and statistical attribution, then discuss income differences; otherwise differences in definitions may be misread as differences in roles.
Data periods: Chinese wage background for 2025, released on 2026-05; occupational classification catalog edition 2022. Reviewed in this round on 2026-10-09.
Check shifts/allowances against specific role contracts and payment rules; no uniform values for this occupation were obtained in this round. Do not characterize all chemical equipment roles as continuous rotating shifts.
The exact occupation's nationwide wage gap remains. National Bureau of Statistics manufacturing figures for 2025 are CNY 113,594 per year in urban non-private units and CNY 76,055 per year in private units. Both are average annual amounts before tax covering all employed positions in units across the industry; neither represents chemical equipment operator wages, medians, starting pay, lower or upper limits, or monthly salaries.
Failure to obtain data does not mean it was never officially published or that the role does not exist in mainland China; this page states only that nationwide data exactly corresponding to O*NET-SOC 51-9011.00 were not obtained in this round.
China's occupational classification catalog 2022, physical page 381: general process personnel for chemical product production 6-11-01 include chemical unit operators 6-11-01-02 (operating filtration, heat exchange, distillation and other equipment; adjusting temperature, pressure and flow; handling abnormalities; production records) and chemical master control operators 03. Duties overlap with U.S. 51-9011, but no one-to-one statistical mapping has been established; reaction production also requires classification by product and specific tasks.
The Chinese page title does not establish an equivalent Chinese occupation or wage mapping; page language indicates only the language used to read this page.
Tool use cannot fill gaps in exact Chinese occupational statistical mapping or wage evidence. This round retains the exact occupation gap and does not infer wages from AI uses.
China's special operations qualifications follow actual catalog categories, rather than a uniform credential for the title 'chemical operator'. Ministry of Emergency Management Order No. 19 takes effect on 2026-06-01: check Articles 3/4/6 for direct special operations, training and assessment, and operation certificates; hazardous chemical special operations personnel must have a high school education or equivalent or above. Article 9 provides training exemptions for corresponding education/skill certificates; exemption from training does not mean exemption from examinations or certification. Under Article 23, certificates are valid nationwide for 6 years; separately check Articles 26–29 for renewal/invalidation conditions. Check special equipment personnel under Articles 13/14 of the safety law and the actual qualification categories. Training and approval for limited/confined spaces cannot uniformly be called a separate 'confined space operation certificate'.
Editorial education direction example: high school or secondary vocational education in chemical industry; preferred majors require checks against actual recruitment
Directions in on-site operation and inspection roles
Editorial organization, not wage statistics: education is one hiring condition; role directions depend on company plant types and shifts, and do not imply income.
Junior college (related majors such as chemical technology or chemical equipment)
Lead operator and team technical directions, laboratory testing and inspection directions
Editorial direction examples: check target education, majors and lead operator/inspection requirements against actual roles; there is no causal study of education, destinations or income.
Bachelor's degree or above
Directions in process technology, plant management, safety and environmental protection
Editorial related direction examples: process technology/management differs from operating duties. Check target education and experience separately; do not assert that everyone must obtain additional education.
Vocational training and certification pathways
Special operation and hazardous chemical work qualifications, internal company role training
China's special operations qualifications follow actual catalog categories, rather than a uniform credential for the title 'chemical operator'. Ministry of Emergency Management Order No. 19 takes effect on 2026-06-01: check Articles 3/4/6 for direct special operations, training and assessment, and operation certificates; hazardous chemical special operations personnel must have a high school education or equivalent or above. Article 9 provides training exemptions for corresponding education/skill certificates; exemption from training does not mean exemption from examinations or certification. Under Article 23, certificates are valid nationwide for 6 years; separately check Articles 26–29 for renewal/invalidation conditions. Check special equipment personnel under Articles 13/14 of the safety law and the actual qualification categories. Training and approval for limited/confined spaces cannot uniformly be called a separate 'confined space operation certificate'.
Manufacture of chemical raw materials and chemical products
Editorial industry example: manufacture of chemical raw materials/chemical products uses reaction, separation and processing equipment; Chinese industry concentration data for this occupation were not obtained in this round.
Petroleum processing and refining/petrochemicals
Editorial organization: mainly on-site operation and inspection of continuous plants and support for startup and shutdown.
Pharmaceuticals and fine chemicals
Editorial pharmaceutical/fine chemical scenario example: check batch, cleaning and record conditions by product and process; do not uniformly call them all small-batch operations.
National Bureau of Statistics manufacturing wage tables and coverage notes for 2025 | https://www.stats.gov.cn/sj/zxfb/202605/t20260515_1963707.html
Mainland China compensation references: official statistical definitions and gaps
Exact nationwide occupational wages were not obtained in this round; average annual manufacturing unit wages before tax for 2025 are provided as background, without claiming Chinese statistics universally do not exist.
Compare actual employers, equipment/units, shifts/allowances, work qualifications and responsibilities; the exact Chinese occupational wage gap remains, with industry averages used only as background.
China's occupational classification catalog 2022, text physical page 381, general chemical process personnel | https://srsj.cngy.gov.cn/Files/UploadFile/SiteFile/20160720104022026/2026/04/14/8a8384d8e7d34d90b1a8e191a4f585cb.pdf
This page gives no monthly salary range or city ranking for this role in mainland China. Chemical plant types, product chain hazards and shifts vary substantially; include plant type, work qualifications, shifts and allowance arrangements in written agreements when comparing.
Exact occupational monthly salaries in mainland China were not obtained; annual manufacturing background is listed separately
Insufficient evidence: exact nationwide occupational monthly salaries were not obtained; average annual industry wages before tax are not a monthly salary range.
Regions with concentrated chemical and refining/petrochemical industries
Insufficient evidence: verifiable regional occupational monthly salary data were not obtained; this page provides no regional ranking.
Other regions
Insufficient evidence: exact occupational monthly salary ranges for other regions were not obtained in this round; this does not establish that official or verifiable sources never existed.
China's occupational classification catalog 2022, physical page 381: general process personnel for chemical product production 6-11-01 include chemical unit operators 6-11-01-02 (operating filtration, heat exchange, distillation and other equipment; adjusting temperature, pressure and flow; handling abnormalities; production records) and chemical master control operators 03. Duties overlap with U.S. 51-9011, but no one-to-one statistical mapping has been established; reaction production also requires classification by product and specific tasks.
National Bureau of Statistics manufacturing industry background for 2025 | https://www.stats.gov.cn/sj/zxfb/202605/t20260515_1963707.html ; O*NET U.S. nationwide wages | https://www.onetonline.org/link/localwages/51-9011.00
2025–2035 growth of 3.6% (approximately 3%–4%, average)
USD 58,040 per year (median)
Percentile 25. Percentiles describe distribution positions, not seniority levels.; BLS nationwide wage percentiles (51-9011.00, year 2025, month 5) | https://www.onetonline.org/link/localwages/51-9011.00
USD 58,040 per year
Median. Half of employed workers are above this value and half below; it is distinct from entry pay.; BLS nationwide wage percentiles (51-9011.00, year 2025, month 5) | https://www.onetonline.org/link/localwages/51-9011.00
USD 74,080 per year
Percentile 75. High income does not automatically correspond to team leader or management roles.; BLS nationwide wage percentiles (51-9011.00, year 2025, month 5) | https://www.onetonline.org/link/localwages/51-9011.00
USD 92,250 per year
Percentile 90 is an employed wage position, not a job grade. OEWS includes specified hazardous work allowances/incentives, excludes overtime, shift differentials, nonproduction bonuses and benefit costs, and excludes self-employment; do not infer personal compensation.
140,800 people (2025 base period)
BLS table 1.2, exact occupation 51-9011: employment in 2025 is 140.8 thousand, projected employment in 2035 is 145.8 thousand, net growth is 5.0 thousand, growth is 3.6% (approximately 3%–4%, average), and average annual openings are 13.9 thousand, including growth and replacement. The self-employment share retains the table's '—' rather than inserting 0. Typical education is high school/GED, related experience is None, and training is moderate-term on the job. Employment projections and OEWS wage statistics use different samples/models.
Growth 3.6%
2025–2035 projections, approximately 3%–4%, average; the model includes assumptions and errors and does not provide actual annual values.
Approximately 13,900 openings per year
Average annual openings for 2025–2035 include growth and replacement, not the stock of positions currently being recruited.
Nationwide wages cover employed wage and salary positions; employment projections have separate model coverage. Do not treat them as the same sample. Wages are not personal take-home income/starting pay and cannot be extrapolated to China.
2025 OEWS median USD 58,040 per year, USD 27.90 per hour; 2025–2035 growth 3.6%, average annual openings 13,900. Wages and projections are separate statistics, not personal starting pay.
54% of respondents exceeding 40h and 46%40h come from O*NET work context, not BLS context or a working hours guarantee. OEWS wages before tax for normal hours include specified incentives/hazardous work allowances and exclude overtime/shift differentials/nonproduction bonuses/benefit costs; annual wages cannot establish personal shift-based earnings.
Actual paid arrangements and working hours structure
Plant types and product chains determine task and responsibility scope: continuous versus batch processes, and roles involving highly hazardous versus ordinary chemicals, have different arrangements for shifts, protection, work qualifications and safety responsibilities.
Task and pay scope
The workplace is the plant site. O*NET work context shows 57% work indoors in environmentally controlled settings daily, 56% indoors in uncontrolled settings daily, 87% encounter contaminants daily, and 79% face hazardous conditions daily; consider living and commuting arrangements together with plant location.
Workplace and living conditions
2025–2035 growth of 3.6% (approximately 3%–4%, average)
Manufacturing (O*NET2025 share 96%)
Insufficient evidence: this occupation's median wage within manufacturing was not obtained in this round; the nationwide value is not substituted. Typical education/training from the OOH list of occupations not covered in detail cannot replace an industry wage median.
O*NET details explicitly state manufacturing share 96% in 2025; the current industry subpage shows manufacturing 96% and other 4%, without separately stating the data year. Industry shares are not industry wages. Occupational wage medians by industry remain unobtained.
Other industries (current O*NET industry subpage 4%, without a separately stated data year)
Insufficient evidence: the occupational median wage for this industry subdivision was not obtained; this page does not present the nationwide median as an industry value.
The nationwide median of USD 58,040 combines all industries and cannot directly represent the level in any particular industry.
Further breakdown by industry category
Insufficient evidence: occupational wage medians broken down further by industry category were not obtained.
The details provide manufacturing employment share for 2025, not an industry wage table. OEWS has a separate industry estimates entry; subdivision medians were not obtained in this round. Do not assert that all sources distinguish only two industries.
Breakdown by ownership and region
Insufficient evidence: occupational wage medians by ownership or region were not obtained.
Public state-level statistics show regional differences, but this page does not list each state or treat the highest value as typical.
No. The median describes the middle position among all employed workers during the statistical period. Percentile 10, USD 37,440, also cannot be treated as entry starting pay; entry compensation additionally depends on industry, region, shifts and work qualifications.
No. OEWS annual wages are converted using statistical methods, rather than each person's actual paid hours. Without individual working hours, shifts and allowance conditions, annual salary, monthly income or income after tax cannot be inferred.
Percentiles and the median come from BLS OEWS nationwide statistics for year 2025, month 5, displayed through O*NET National Wages. Percentiles are statistical positions, not seniority or job grades.
Industry, region, shifts and qualifications can be checked for specific offers. This round obtained no causal research on income changes due to hazard levels or certification and does not predict personal wages.
USD 58,040 per year (median)
This percentile helps explain the lower end of the distribution, not determine entry wages.
The median is the distribution's midpoint, distinct from an 'average level', and does not represent most people's actual income.
This percentile describes the upper end of the distribution and cannot establish team leader or management income.
The O*NET vocational interest code is RCI (Realistic, Conventional, Investigative). Realistic corresponds to an orientation toward 'operating and maintaining equipment, physical activity or on-site work' (specific areas for this occupation are engineering and physical/manual labor); Conventional corresponds to 'organizing information and data according to procedures and rules'; Investigative corresponds to 'studying nonliving objects, materials and phenomena' (specifically physical science). The highest-scoring work activities are monitoring processes, materials or the environment (87), identifying objects, actions and events (83), and operating vehicles, machinery or equipment (79). This suggests work closer to 'keeping conditions under control on site according to procedures' than 'designing processes in an office'.
Evidence level: O*NET interest codes and work activity importance are official occupational assessment data describing task interest characteristics, not conclusions about personal fit or hiring criteria.
O*NET lists 15 work styles, led by cautiousness 91, attention to detail 89, dependability 88 and stress tolerance 68. Reflecting on repetitive work and protective habits is an editorial suggestion, not a personality threshold for hiring.
On this page, the Big Five describe working approaches, not hiring or elimination criteria. More relevant to the tasks are 'attention to detail' and 'dependability' under conscientiousness, and 'stress tolerance' under emotional stability. O*NET work context shows 96% consider exactness or accuracy extremely important and 68% consider repeating the same tasks extremely important.
O*NET styles are occupational descriptions. This page obtained no study showing that specific Big Five scores predict performance in this occupation; do not broadly assert that all Big Five scales are not selection tools.
Point to watch: interpreting 'cautiousness' as 'being afraid to touch anything' prevents stable plant operation; procedural adjustments within authorization are also part of the duties.
This round obtained no validity evidence for MBTI or other typologies in occupational fit, entry or performance; do not determine role qualifications from types.
This round obtained no evidence for typologies in entry requirements or performance in this occupation.
Point to watch: MBTI types are not hiring conditions; this page offers no suggestions for screening roles by type.
This round obtained no validity evidence for Enneagram-based occupational fit. Supervised inspections/records may support editorial observation, but one deliverable does not demonstrate formal competence.
Evidence level: editorial explanation, not a source-supported occupational fact.
Point to watch: Enneagram explanations can drift into personality diagnosis; this page does not use them to judge fit.
Mathematics skill 41, science 38; knowledge includes chemistry 74, production and processing 73, mathematics 63, and mechanical knowledge 52. The editorial suggestion is to practice proportions, units and reading judgments; without adoption evidence, do not assert that systems perform large amounts of calculation.
Evidence level: O*NET skill and knowledge scores are official occupational data; IQ scores are not occupational entry requirements.
Editorial reminder: insufficient understanding of units and proportions may affect charging, sampling and record judgments; check and improve this in supervised training/drills. Do not use one assessment score to predict persistent errors or accidents.
This occupation requires continuing communication: O*NET work context shows 93% have face-to-face discussions daily, and the work activity 'communicating with supervisors, colleagues or subordinates' has importance 69. Emotional intelligence here means explaining abnormalities clearly and not concealing problems during handover and collaboration, rather than 'only people with high emotional intelligence can do the job'.
Evidence level: O*NET work activities and context are official occupational data; this page makes no causal conclusion about emotional intelligence and occupational performance.
Point to watch: treating communication as an extra burden and attending only to your own equipment section causes problems in handover and emergency cooperation.
Boundary: all the above are occupational task and work context descriptions and editorial suggestions, not personality diagnoses, hiring predictions or judgments of career destiny. No assessment score replaces a complete supervised inspection, operation and recording exercise.
Editorial fit observation: procedural repetition, accurate records and prompt reporting can be checks in supervised drills; emergencies follow actual emergency procedures and do not require retesting confirmation first. RCI describes occupational interest characteristics, not personal fit.
Chemical Plant and System Operators
Editorial signal: wanting to understand whole chemical processes and equipment interactions.
Develop system control, startup/shutdown and cross-unit collaboration; check actual role authorization separately.
Chemical Technicians
Editorial signal: interest in experimental methods, instruments and traceable testing.
Develop analytical methods/quality control; do not confine all technicians to laboratories or exclude plant safety work.
Mixing and Blending Machine Operators
Editorial signal: interest in weighing, proportions, equipment and mixing quality.
Physical mixing may also involve hazardous substances; do not universally describe chemical or safety requirements as lower.
Packaging and Filling Machine Operators
Editorial signal: enjoying packaging equipment, material labeling and batch quality checks.
Develop packaging/filling processes and equipment methods; check target material hazards and safety conditions separately.
Water and Wastewater Treatment System Operators
Editorial signal: interest in water quality, dosing, treatment systems and records.
Develop knowledge of water treatment regulations/licenses and processes; chemical operation experience does not automatically satisfy entry requirements.
Chemical Engineers
Editorial signal: willingness to learn engineering calculations, design and validation.
Develop engineering education/calculations and project evidence; check licensing by business activity and jurisdiction, rather than requiring uniform certification for all entry engineers.
No. Reducing an occupation to 'the most suitable personality' obscures real differences: plants and shifts within one occupation differ substantially in on-site exposure and judgment requirements. A more useful approach is to test through a deliverable inspection and record.
Yes. This occupation mainly concerns equipment and data. O*NET work activities show importance 87 for 'monitoring processes, materials or the environment' and 79 for 'operating vehicles, machinery or equipment'. Communication mainly involves work discussions and does not require extroverted socializing.
Extraversion does not determine competence. The editorial suggestion is to check abnormality reporting and handover ability; separately check actual proportions of collaboration/independent work. An inspection label cannot guarantee independent work.
This round obtained no evidence that any MBTI type is better suited to the occupation; this page does not rank types.
O*NET gives this occupation interest code RCI (Realistic, Conventional, Investigative). This indicates task interest characteristics of those three types, but the code is not a personal fit conclusion; actual tasks still need to be tested.
This round obtained no study showing specific personality scores predict occupational performance; do not use scores alone for hiring or fit decisions.
O*NET mathematics skill importance 41, with knowledge including mathematics 63/chemistry 74. The editorial suggestion is to check proportions and unit conversions in supervised training or fictional drills; do not turn difficulty directly into inevitable persistent operating errors.
Face-to-face discussions 93% daily, communication activity 69/training and teaching 56 support the existence of communication tasks. Occupational emotional labor classifications or validity evidence for psychological scores predicting competence were not obtained; few customers do not establish an absence of emotional labor.
This round obtained no Enneagram occupational fit validity evidence; do not use types to determine entry requirements or capability ceilings.
Judge through deliverables: can you complete an inspection under supervision and record it accurately; charge materials according to instructions and check weights and batch numbers; report abnormalities procedurally and clearly document responses? Follow the direction in which you are more willing to invest effort.
People willing to repeat procedural work over time, work reliably amid noise, odors, temperature changes and continuing protective requirements, and accurately record every sample, adjustment, abnormality and handover.
People unwilling to wear protective equipment continuously, prone to omitting steps during repetitive work, or inclined to act before checking whether adjustments are allowed.
Use the fictional materials in 'Entry, Qualifications and Career Development' on this page to complete a cycle from understanding production instructions to records and handover, then judge whether you are willing to repeat it.
Used to check official occupational identity, the task list and work activity scores
Used to check knowledge, abilities, work styles and interest code RCI
Used to check U.S. employment projections and average annual openings, not as evidence of entry requirements or on-the-job training.
Used to check percentage distributions in work context (protection, exposure, accuracy, repetition)
Used to explain the approach to measuring task exposure and the limitations of its samples and indicators
Used to discover certifications; separately check specific program names, conditions and recognition. These are not recruitment software keywords.
Hot Technology measures software keyword frequency in recruitment text for 2025, not industry distribution, adoption rates or growth.
Used to check industry employment shares, not BLS employment projections or wages.
Fit prompt: if you prefer managing equipment and batches steadily under clear procedures and judging conditions on site with your eyes, ears and instruments to spending extensive time on calculations and scheme design, this occupation is closer to your orientation.
Interest orientation: occupational task interests are mainly Realistic, with a clear Conventional component and less investigation and analysis; daily tasks mainly involve on-site monitoring, procedural operation and records.
RCI (Realistic · Conventional · Investigative)
RCI
Boundary: the following six risk cards summarize occupational tasks and work environments to explain 'what you may encounter and how it can be controlled'. They give no incidence or accident probabilities; check each measure's applicability against company conditions and local regulations separately.
Direct answer: the pressures requiring advance judgment come from three areas: immediate safety consequences of exceeded parameter limits and on-site exposure, reliability of instruments and sampling data, and completeness and traceability of handovers and records. O*NET work context shows 96% consider exactness or accuracy extremely important, 79% face hazardous conditions daily, 87% encounter contaminants daily, 68% consider repeating the same tasks extremely important, and 54% have very high responsibility for others' health and safety.
U.S. tasks/context are supported by O*NET; controls are editorial checks. Check applicability separately for China's Work Safety Law, Order No. 19, the Special Equipment Safety Law and industrial/trade confined space rules. U.S. PSM/LOTO apply according to coverage conditions and cannot be transferred to China. This company's operating, limit and work stoppage/restart procedures were not obtained.
On-site operation and inspection roles, lead operator and team operations roles
Possible consequences: parameters exceeding operating limits without procedural response may cause equipment damage, material rejection, leaks or fire/explosion risks and endanger the operator and shift colleagues.
Actions to check: define operating limits, interlocks and alarm settings for each parameter; respond and escalate procedurally when limits are exceeded, without relaxing them yourself; record the time of exceedance and response process.
Trigger scenario: reaction temperature, pressure, level or flow drifts persistently, yet operation continues without confirming the cause, or independent adjustments exceed authorization.
Control monitoring, sampling and testing roles
Possible consequences: adjustments based on unreliable readings or samples cause misjudgments and operating errors, conceal real deviations and base subsequent batch and quality judgments on incorrect data.
Editorial data check: ensure traceability of methods/locations/instruments, report abnormalities promptly and follow emergency procedures; retest only after confirming safe conditions. Do not alter original records to conceal abnormalities.
Trigger scenario: when instruments drift or samples are unrepresentative, a single suspect reading is directly used for adjustment, or records are retroactively changed to match expected values.
On-site roles involving hazardous chemicals and high-temperature, high-pressure equipment
Possible consequences: leaks, exposure and fire/explosion risks directly cause personal injury and equipment losses and may cause production stoppage and environmental incidents.
Editorial protection check: raise alarms/withdraw and report leaks according to this plant's plan. Isolation and rescue may be performed only by people with corresponding training, protection and authorization; do not deliberately sniff or enter blindly. Hydrogen sulfide can disable smell, which does not replace gas detection. Under Article 55 of China's Work Safety Law, in an emergency directly endangering personal safety, workers may stop work or withdraw after taking possible emergency measures, and must report promptly; this does not depend on waiting for additional role-specific approval. Routine parameter adjustments, production release and restart require checks against specific procedures and authorization; page suggestions cannot authorize operations.
Trigger scenario: visible/audible abnormalities, gas detection alarms or incidentally noticed unusual odors lead someone to approach and respond independently instead of following plant emergency procedures and reporting promptly. Individuals are not required to isolate first, and smell cannot rule out leaks.
Batch changeover, cleaning and maintenance support roles
Possible consequences: incomplete cleaning or purging may cause cross-contamination and nonconforming batches; failure to isolate and purge before maintenance creates major risks for confined space entry and hot work.
Editorial cleaning/maintenance check: confirm applicable isolation, energy release and cleaning/purging conditions; record and report unmet requirements. Paper records alone do not permit entry. For applicable U.S. 1910.147 maintenance, check energy control and authorized training. China's industrial/trade confined space rules apply only to industrial/trade companies under Article 2, not uniformly to all chemical companies; general confined space training is not equivalent to a special operation certificate.
Trigger scenario: shortened batch changeover times lead to skipped flushing or purging, or equipment is handed over for maintenance without confirming residues.
Roles with access to formulations, batch records and capacity information
Formulations/batch records may involve trade secrets and contractual obligations. Check photography/external sharing risks against information rights, confidentiality and access conditions; do not claim all records are inherently secret or that a single transmission inevitably causes losses.
Editorial confidentiality suggestion: check actual information rights, confidentiality duties and data classifications; photographs/external sharing must follow policies and law. Approval or de-identification does not automatically establish compliance. U.S. PSM(p) does not allow trade secrets to prevent legally required access to safety information; confidentiality agreements may apply, but this does not authorize uploads to external models.
Trigger scenario: for convenient records, using a phone to photograph formulations or batch records, or pasting plant parameters into an external processing service.
All on-site operating roles
Editorial capability risk: prior experience may be insufficient when plants/processes change; check specific impacts separately. Recruitment data or ILO exposure in this round are not evidence of actual automation growth.
Actions to check: understand procedures, parameters and safety principles and make transferable capabilities explicit (inspection methods, abnormality judgment, records and handovers); proactively participate in training and commissioning during plant modifications.
Trigger scenario: after long-term work with one plant and shift pattern, you cannot understand alarm and interlock logic upon moving to a more automated plant.
Used to check official occupational identity, tasks and work activity scores
Used to check respondent distributions in work context, not entry or on-the-job training rules.
Used to check protection, exposure and accuracy distributions in work context
Used to check industry employment shares, not a task exposure model or safety procedures.
ILO provides task exposure measurement methods and sample/indicator limitations; it does not authorize work stoppage and withdrawal, isolation or gas detection. See applicable legal sources for safety requirements.
Complete inspections and records from checklists under supervision, charge materials, open valves and start equipment as instructed, and report abnormalities accurately rather than concealing them independently.
Perform tasks correctly under supervision according to procedures
Independently tend operation of a unit or inspection route, adjust parameters within authorization, handle routine deviations procedurally and complete full records and handovers.
Independently tend a unit or route
Organize shift operations as a lead operator or core team member, judge whether abnormalities require shutdown and escalation, and take responsibility for shift record and handover quality.
Organize shift operations and take responsibility for handover quality
Play a key role in startup/shutdown, maintenance support and emergency response, confirm isolation, purging and work conditions under policies, and hold corresponding work qualifications and authorization.
Play a key role in startup/shutdown, maintenance and emergencies
BLS lists typical high school/GED education, related experience None and moderate-term on-the-job training; O*NETJobZone1-2/SVP<6 is correct, not a uniform threshold for all employers. The editorial suggestion is to check readiness through procedures, accurate records and handovers, rather than claiming these three points universally determine hiring.
Separate education/training, certification, statutory qualifications and role authorization. U.S. BLS supports only typical education and moderate-term on-the-job training, not proof that all entry roles require no license. For processes subject to PSM, check operating procedures and operator training under 1910.119(a)/(f)/(g); check qualifications, licenses and employer authorization by plant, task and state/jurisdiction separately. O*NET currently lists 12 certifications and 1 apprenticeship title Chemical Operator Iii, supporting discovery only, not employer preferences, open places or licenses. China's special operations qualifications follow actual catalog categories, rather than uniform certification for the title 'chemical operator'. Ministry of Emergency Management Order No. 19 takes effect on 2026-06-01: check Articles 3/4/6 for direct special operations, training and assessment, and operation certificates; hazardous chemical special operations personnel must have a high school education or equivalent or above. Article 9 provides training exemptions for corresponding education/skill certificates; exemption from training is not exemption from examinations or certification. Under Article 23, certificates are valid nationwide for 6 years; separately check Articles 26–29 for renewal/invalidation conditions. Check special equipment personnel under Articles 13/14 of the safety law and actual qualification categories. Training and approval for limited/confined spaces cannot uniformly be called a separate 'confined space operation certificate'.
The United States (O*NET and BLS definitions) and mainland China are presented alongside each other; their rule systems differ
U.S. typical education/training follows BLS table 1.2; China follows actual catalog categories, equipment qualifications and safety training, without inferring uniform employer thresholds. China's special operations qualifications follow actual catalog categories, rather than uniform certification for the title 'chemical operator'. Ministry of Emergency Management Order No. 19 takes effect on 2026-06-01: check Articles 3/4/6 for direct special operations, training and assessment, and operation certificates; hazardous chemical special operations personnel must have a high school education or equivalent or above. Article 9 provides training exemptions for corresponding education/skill certificates; exemption from training is not exemption from examinations or certification. Under Article 23, certificates are valid nationwide for 6 years; separately check Articles 26–29 for renewal/invalidation conditions. Check special equipment personnel under Articles 13/14 of the safety law and actual qualification categories. Training and approval for limited/confined spaces cannot uniformly be called a separate 'confined space operation certificate'.
Used to check BLS2025–2035 projections and average annual openings
Used to check preparation levels and on-the-job training descriptions
Used to discover training programs; check open programs and conditions separately. Apprenticeship titles come from details, not direct certification by the training directory.
Used to discover certifications; check specific qualifications and recognition separately. It does not provide the occupational task structure.
U.S. typical education is high school/GED; check target Chinese recruitment education separately. Actual special operation and equipment qualifications follow legal sources and tasks, rather than uniform certification by hazardous chemical job titles.
Understand this plant's operating limits and interlock logic, and practice explaining abnormalities clearly during handover.
Provide a complete inspection record and an abnormality report, explaining the basis for each step.
Complete inspections and daily records from checklists, charge materials, open valves and start equipment as instructed, and report abnormalities immediately.
Learn this plant's operating procedures and safety limits under supervision
Obtain corresponding internal role authorization; special operations require a valid operation certificate.
Learn adjacent unit operations and participate in plant startup/shutdown or maintenance support.
Present parameter histories and response records for a period and explain what triggers shutdown and escalation.
Independently tend a designated unit, adjust parameters within authorization, handle routine deviations procedurally, and complete records and handovers.
Independently manage an inspection route or unit
Editorial lead operator stage example: check internal assessment/appointment conditions by company; no recruitment policy sample was obtained in this round.
Integrate safety, equipment and process knowledge, and practice procedural mentoring for new staff.
Present shift handover records and abnormality response reviews, explaining response bases and improvements.
Organize shift task assignments and inspection arrangements, judge whether abnormalities require shutdown, and escalate.
Organize shift operations as a lead operator or core team member
Hold qualifications and authorization for the relevant jurisdiction and operation category, and complete required refresher training.
Complete jurisdictional qualification and refresher requirements and turn experience into reusable operating points.
Present complete startup/shutdown or maintenance support records and work condition confirmation records.
Perform key operations in startup/shutdown, maintenance support and emergency response, confirming isolation, purging and work conditions under policies.
Play a key role in startup/shutdown, maintenance and emergencies
Complete company safety training and operate under role authorization.
Organize relationships between key parameters and common deviations into your own checklist.
Present monitoring records and parameter observation notes from the shadowing period.
Shadow a lead operator to learn monitoring and adjustment, understand parameter interactions and record requirements.
Become familiar with shift plant, materials and schedules under supervision
Qualifications for relevant operation categories must remain valid.
Learn abnormality diagnosis methods and participate in a deviation review.
Present parameter adjustment records and bases, explaining which adjustments must be reported.
Monitor independently, adjust parameters and handle routine deviations within authorization.
Independently monitor and adjust, responding within authorization
Editorial lead operator stage example: check target company assessments and authorization separately; specific company policies were not obtained in this round.
Practice cross-shift collaboration and information transfer to reduce handover distortion.
Present handover records and quality spot-check results, explaining improvement measures.
Organize shift operations and task assignments and take responsibility for shift record and handover quality.
Organize shift operations and take responsibility for handover and record quality
Hold corresponding qualifications and authorization and complete required refresher training.
Complete jurisdictional qualification requirements and participate in organizing emergency drills.
Present startup/shutdown organization records and reviews of abnormality escalation cases.
Organize startup/shutdown steps and confirmation conditions, judging escalation and shutdown for abnormalities.
Organize startup/shutdown and judge abnormality escalation
Editorial safety inspection learning stage: check mandatory qualifications by actual operations and jurisdiction; do not universally claim no mandatory qualifications.
Systematically study rules concerning hazardous chemicals, special equipment and confined spaces.
Present a complete inspection checklist and issue tracking table.
Complete inspection items and organize records under guidance; become familiar with incident and abnormality reporting and investigation workflows.
Learn safety, environmental and equipment management rules
Some roles require corresponding work qualifications or safety management appointment conditions; follow local rules.
Turn regulatory requirements into actionable inspection items and practice explaining risk trade-offs in reviews.
Present inspection reports and evidence of completed corrective actions.
Independently inspect unit safety or equipment status, propose corrective actions and track them to completion.
Independently complete unit-level inspections and corrective action tracking
Article 27 of China's Work Safety Law requires specified entities engaged in hazardous goods production/storage/loading and unloading, among others, to employ registered safety engineers in management; it does not require every operator to hold that credential. Check management roles/qualifications separately.
Establish a mechanism for tracking rule updates and advance cross-department corrective actions.
Present system operation records and major risk response and escalation records.
Take responsibility for system operation: organize inspections, review corrective actions and handle communication and escalation for major risks.
Manage the plant or project's safety and reliability system
Signing roles require qualifications for the relevant jurisdiction and institutional authorization.
Complete jurisdictional qualification requirements and participate in industry and regulatory experience feedback.
Present cases of handling matters on an evidence basis under pressure while retaining complete records.
Take responsibility for major risks and corrective action conclusions, uphold evidence during disputes and bear responsibility for explaining decisions.
Take responsibility for major risk judgments and corrective action conclusions
| Entry roles | Main work during initial employment | Capabilities suggested for editorial checks | How to demonstrate readiness without experience | Differences from other directions |
|---|---|---|---|---|
| On-site inspection (assistant level) | Inspect along routes, record instrument readings and report abnormalities without independently adjusting parameters. | Whether each checklist item is performed, records are accurate and abnormalities are reported promptly. | Demonstrate through company training assessments or drill scores, explaining inspection items and judgment bases. | Compared with lead operator roles, focuses more on execution and records, with limited adjustment and judgment authority. |
| Lead operator (unit operation) | Monitor independently, adjust parameters within authorization and handle routine deviations. | Parameter understanding, abnormality judgment and whether responses remain within authorization. | Demonstrate through adjustment and deviation response records over a period. | Compared with inspection roles, bears judgment responsibility and higher handover and record requirements. |
| Core team member (shift leader) | Organize shift tasks and inspection arrangements and judge escalation for abnormalities. | Organization, cross-shift communication, and record and handover quality. | Demonstrate through handover records and one abnormality review. | Adds organization and coordination duties compared with lead operators, still exercised within policies. |
| Laboratory testing and inspection role | Sample and test according to methods, produce data and support on-site judgments. | Method execution, instrument status and data traceability. | Demonstrate through original test records and instrument calibration records. | Focuses more on methods and data than on-site roles, with fewer on-site response duties. |
| Safety and equipment inspection role | Inspect using checklists and track corrective actions to completion. | Understanding rules, inspection coverage and whether corrective action tracking reaches completion. | Demonstrate through inspection reports and completed corrective action records. | Focuses more on supervision and tracking than operating roles, usually without directly operating equipment. |
BLS lists typical high school/GED education; check preference for chemical secondary vocational education against specific recruitment. No employer sample was obtained.
BLS lists a high school diploma or equivalent as typical entry education and moderate-term on-the-job training;
For catalog-listed special operations or equipment qualifications, check actual legal sources rather than replacing statutory conditions with 'some employers prefer'.
Article 28 of China's Work Safety Law requires workers to pass safety training; for applicable U.S. PSM, check operating training and confirmation of understanding under 1910.119(g). Check actual authorization for independent work separately.
China's special operations qualifications follow actual catalog categories, rather than a uniform credential for the title 'chemical operator'. Ministry of Emergency Management Order No. 19 takes effect on 2026-06-01: check Articles 3/4/6 for direct special operations, training and assessment, and operation certificates; hazardous chemical special operations personnel must have a high school education or equivalent or above. Article 9 provides training exemptions for corresponding education/skill certificates; exemption from training does not mean exemption from examinations or certification. Under Article 23, certificates are valid nationwide for 6 years; separately check Articles 26–29 for renewal/invalidation conditions. Check special equipment personnel under Articles 13/14 of the safety law and the actual qualification categories. Training and approval for limited/confined spaces cannot uniformly be called a separate 'confined space operation certificate'.
Check health conditions and occupational health examinations against actual operations/exposure and legal sources. Application materials under Article 18 of Order No. 19 require a personal health declaration; this does not establish a universal requirement for a medical examination report.
O*NET15 work styles: cautiousness 91, attention to detail 89, dependability 88 and stress tolerance 68 are the top four, not the full list.
Monitoring is the highest-scoring basic skill (66), followed by reading comprehension 53, active listening 50 and critical thinking 50;
Operation and control (72) and operations monitoring (69) are the highest-scoring transferable skills.
On-site monitoring equipment such as plant gauges, recording instruments and flowmeters;
Enterprise resource planning systems and operating data entry and reporting tools;
Spreadsheets, word processing and office suites (Microsoft Excel, Word, Office, etc.).
Fictional scenario: a batch reaction section at a fictional chemical plant, with fictional production instructions (product batch number, charging order and quantities, and reaction temperature, pressure and time ranges) and an excerpt of fictional plant specifications (operating limits and interlock/alarm settings).
Fictional instrument record: a shift record containing temperature, pressure, level and flow readings (including two suspect readings).
Fictional sampling and test record: sampling times and specific gravity, pH and viscosity results at specified sampling points (including one result inconsistent with the trend).
Fictional team conditions: two people on shift, available protective equipment and detection alarms, and key points of a fictional response procedure for exceeded limits and leaks.
Step one: compare production instructions and plant specifications, write a pre-charging checklist and explain the basis for each check.
Step two: identify two suspect readings in the instrument record, write verification steps (including whether to retest and how to check adjacent measurement points), and explain which conditions require shutdown and reporting.
Step three: for the test result inconsistent with the trend, write the recheck and reporting sequence and list the content that must be made clear during handover.
Reference deliverables: a charging checklist (with bases), an explanation of suspect reading verification and response (with shutdown and reporting criteria), and a table of abnormal result recheck and handover points.
Evaluation basis: whether checks map one-to-one to instructions and specifications, distinguish 'adjustment within authorization' from 'mandatory shutdown and escalation', and include traceable information such as times, sampling points and batch numbers.
Multiple reasonable approaches are allowed; if some data are insufficient for judgment, explicitly state what cannot be judged and what additional information is required.
All exercise materials are fictional and must not be used for real plant operation, release or safety judgments. Actual work must be performed under applicable procedures and regulations by personnel who have completed training and obtained corresponding authorization.
Parameters and test values given in the exercise are fictional and used only to practice checking and recording methods.
One table: break down role requirements (education, training, work qualifications, acceptance of shifts) into 'condition—demonstrable experience—evidence location'.
Evidence forms include training assessment records, drill records, practical scoring sheets and internship or supervised work evaluations.
Clearly mark entries without evidence as 'to be completed' and provide a plan to fill them.
Check someone else's inspection or charging record, specifying the items checked, whether times and batch numbers are complete, and where you disagree.
Check comments must give specific bases (inspection items, procedural clauses or data comparisons), rather than 'it feels wrong'.
Write the checking process as a handover-ready record for a third party to judge.
A one-page shift handover summary: parameter histories, abnormalities and responses, unfinished matters and equipment status.
The summary must enable incoming personnel to reconstruct conditions at the time and know what to do next.
A tool record: record systems or spreadsheet tools you have used and their purposes, and how you checked data against physical conditions.
No specific software is required; what matters is explaining when data are unreliable.
| Stage | Possible assessment areas | Observed evidence | Use boundaries |
|---|---|---|---|
| Resume and initial screening | Education and training experience, relevant work qualifications, and acceptance of shifts and on-site work. | Whether conditions and training experience match actual role requirements. | Initial screening reveals only written information; work qualifications require certificates as evidence, rather than verbal claims. |
| Interview and safety knowledge | Understanding common safety requirements and personal protection, and familiarity with abnormality response workflows. | Whether the candidate knows response and reporting paths for exceeded limits and leaks. | Editorial interview example: answers are not equivalent to on-site ability. Check actual practical training and assessment conditions at the target company separately. |
| Practical or simulated work | Complete an inspection, charging or sampling simulation according to procedures. | Step completeness, record quality and responses to prompts and alarms. | Simulation differs from real plant complexity; results are references, not definitive conclusions. |
| Probation or supervised work period | Perform actual tasks under a mentor's supervision and undergo review. | Checklist execution, accurate records and speed of correction after problems are identified. | Performance during supervised work is not a ceiling on long-term ability; mentoring quality and shifts have substantial effects. |
Day 1: understand production instructions and operating limits
Using fictional case materials, extract charging order, parameter limits and interlock settings into a checklist.
Day 2: complete an inspection record
Write an inspection record along the given route and checks, identifying the judgment basis for each item.
Day 3: identify suspect readings
Identify two suspect readings in the instrument record and write verification steps and reasons for deciding whether to retest.
Day 4: handle an exceeded limit scenario
For one persistently drifting parameter, write response steps and mandatory shutdown and reporting criteria.
Day 5: recheck an abnormal test result
For a test result inconsistent with the trend, write the recheck and reporting sequence and handover points.
Day 6: organize a handover summary
Organize the first five days' judgments into a one-page shift handover summary and ask someone to check whether conditions can be reconstructed.
Day 7: make a judgment
Answer three questions: are you willing to repeat this; which step engaged you most; and which foundation will you develop next week (procedures, instruments, records or safety)?
| Qualification / status | Who it mainly suits | Practical role in job seeking | Whether a universal entry threshold | Examination / registration conditions | Investment level | Important limitations |
|---|---|---|---|---|---|---|
| High school diploma or equivalent | Entrants using typical target-role education as a reference, not a verified population share | Typical U.S. preparatory education, not a uniform role sequence condition for all employers; check Chinese education separately. | BLS typical classification, not a uniform mandatory threshold | Complete target education; check secondary vocational preferences and education recognition against actual recruitment. No sample was obtained. | Editorial comparison: check education preparation investment against actual program length and prior education; uniform costs/durations were not obtained. | Education alone is not a work qualification and does not permit independent operation of hazardous chemical equipment |
| Internal company safety training and role authorization | All on-site workers | A prerequisite for actual work | Yes (under company policies) | Obtain authorization under company training and assessment policies; special operations additionally require certification | Training content/duration depends on actual jurisdictions and companies; no uniform data of several days to several weeks were obtained. | Authorization is tied to the company; changing employers usually requires retraining and new authorization |
| Special operation and hazardous chemical work qualifications | Personnel in actual catalog-listed special operations/special equipment qualification categories; check confined space participation conditions separately | A substantive condition in corresponding roles | Depends on operation categories involved in the role | China's special operations qualifications follow actual catalog categories, rather than a uniform credential for the title 'chemical operator'. Ministry of Emergency Management Order No. 19 takes effect on 2026-06-01: check Articles 3/4/6 for direct special operations, training and assessment, and operation certificates; hazardous chemical special operations personnel must have a high school education or equivalent or above. Article 9 provides training exemptions for corresponding education/skill certificates; exemption from training does not mean exemption from examinations or certification. Under Article 23, certificates are valid nationwide for 6 years; separately check Articles 26–29 for renewal/invalidation conditions. Check special equipment personnel under Articles 13/14 of the safety law and the actual qualification categories. Training and approval for limited/confined spaces cannot uniformly be called a separate 'confined space operation certificate'. | Check specific training/assessment conditions and costs by category; no uniform investment level was obtained. | Operation certificates under Order No. 19 are valid nationwide for 6 years; check operation categories and renewal, rather than imposing uniform regional limits. Check special equipment certificates separately. |
| Registered apprenticeship (Chemical Operator III) | Entrants seeking systematic training while working | The occupational title supports pathway discovery; current open programs and application conditions were not obtained. | No | O*NET details list apprenticeship title Chemical Operator Iii; actual programs, places and application conditions were not obtained. | Specific on-the-job training/courses and cost conditions were not obtained; no uniform rating is possible. | Apprenticeship programs are managed by employers and program providers; places and conditions vary by company and region |
| Industry certifications (AMPP coating inspectors, API inspectors, etc.) | People seeking to demonstrate capabilities in specific directions | The directory supports program discovery; specific employer recognition or preference evidence was not obtained. | No | Each certification body sets examination eligibility and requirements; verify them individually | Check fees/preparation durations against each body's actual conditions; these were not obtained individually in this round. | Industry certifications are not statutory work qualifications and do not replace company authorization |
| Safety management qualifications | People moving toward safety and reliability directions | A substantive condition in corresponding roles | No (not required for all operating roles) | Take examinations or training under local rules; relevant mainland China roles may require registered safety engineers | Check actual education, experience years, examinations and fees individually; no uniform investment level was obtained. | Registration and practice scope follow competent authorities' rules; this page does not replace official conditions |
Separate education, certification, statutory work qualifications and institutional authorization; education alone does not determine role sequences, and a directory does not prove employer recognition.
U.S. BLS supports only typical education and moderate-term on-the-job training, not proof that all entry roles require no license. For processes subject to PSM, check operating procedures and operator training under 1910.119(a)/(f)/(g); check qualifications, licenses and employer authorization by plant, task and state/jurisdiction separately. The 12 certifications and 1 apprenticeship title support discovery only, not open programs/uniform licenses.
China's special operations qualifications follow actual catalog categories, rather than a uniform credential for the title 'chemical operator'. Ministry of Emergency Management Order No. 19 takes effect on 2026-06-01: check Articles 3/4/6 for direct special operations, training and assessment, and operation certificates; hazardous chemical special operations personnel must have a high school education or equivalent or above. Article 9 provides training exemptions for corresponding education/skill certificates; exemption from training does not mean exemption from examinations or certification. Under Article 23, certificates are valid nationwide for 6 years; separately check Articles 26–29 for renewal/invalidation conditions. Check special equipment personnel under Articles 13/14 of the safety law and the actual qualification categories. Training and approval for limited/confined spaces cannot uniformly be called a separate 'confined space operation certificate'.
Certification names on this page come from O*NET's certification discovery entry; eligibility, validity periods and recognition scope require verification from each body's original text. This page guarantees neither recognition by particular employers or jurisdictions nor open apprenticeship places in particular regions.
Specific recruitment samples were not obtained in this round; entry/stage/assessment tables are editorial examples, not verified typical employer requirements. Offers do not replace nationwide wages.
About role titles: on-site chemical roles may use titles such as chemical operator, reaction vessel operator, plant inspector, lead operator or field operator. Compare actual duties, plant types and authorization scope rather than names.
BLS table 1.2, exact occupation 51-9011: employment in 2025 is 140.8 thousand, projected employment in 2035 is 145.8 thousand, net growth is 5.0 thousand, growth is 3.6% (approximately 3%–4%, average), and average annual openings are 13.9 thousand, including growth and replacement. The self-employment share retains the table's '—' rather than inserting 0. Typical education is high school/GED, related experience is None, and training is moderate-term on the job. Exact Chinese occupational wage/employment gaps remain; annual manufacturing wage background for 2025 has a separately stated scope.
United States
2025–2035 (projections)
BLS exact growth 3.6%; the nationwide model includes assumptions/errors, and is not described as merely fixing the current industrial structure.
This page shows nationwide values. BLS has industry and state agency projection entries; opportunity counts for specific companies/cities were not obtained in this round.
Employment growth rate
O*NET-SOC 51-9011.00 exact occupational definition (United States)
Growth 3.6% (2025–2035)
Global (across economies)
Study publication point (public version in 2025)
This study provides an occupational-level generative AI exposure index to compare task exposure across occupations, not job increase/decrease projections.
Measures exposure rather than adoption or automation; cross-economy definitions differ from national statistical definitions and cannot directly be converted into U.S. or Chinese job changes.
Generative AI occupational exposure index
Occupational level across economies (not official statistics for a single country)
Exposure rankings and measurement methods
Mainland China
Wage background for 2025 (released on 2026-05), classification edition 2022
Exact Chinese occupational wages were not obtained in this round; manufacturing non-private 113594/private 76055 CNY average annual amounts before tax are listed separately as background, not occupational wages.
Industry background cannot replace exact occupational data; without recruitment samples, related offers are not used to fill nationwide statistics.
Exact occupational wage definition
Chinese chemical unit operation and similar duties overlap; no one-to-one mapping to the U.S. code has been established
Exact nationwide occupational wages were not obtained; annual manufacturing background for 2025 is listed separately
Used to check employment projections and average annual openings
Used to explain task exposure measurement approaches and limitations
Used to check National Bureau of Statistics industry tables/coverage for 2025, retaining the exact data gap
Used to check official occupational identity and task structure
Lacks systematic training in laboratory testing methods and their quality control systems, and role authorization needed to issue test data.
Shared capabilities: sampling and testing support, data recording and judgment, on-site safety and collaboration.
Editorial capability comparison: transition distance: moderate. Chemical technician directions rely more on laboratory methods, instruments and data issuance capabilities. Check specific qualifications/tasks separately; distance is not a quantitative study, wages or a transition success rate.
Lacks overall operating experience in multi-unit interactions, utilities and plant startup/shutdown.
Shared capabilities: equipment operation, parameter monitoring, abnormality detection and procedural responses.
Editorial capability comparison: transition distance: relatively small. Chemical plant and system operation is this occupation's most direct related direction. Check specific qualifications/tasks separately; distance is not a quantitative study, wages or a transition success rate.
Editorial capability gap: develop engineering calculations, design/scale-up and documentation. U.S. BLS lists a typical bachelor's degree; check engineering licensing by actual jurisdiction/business activity, without uniform certification requirements for all entry engineers.
Shared capabilities: understanding processes and unit operations, identifying on-site problems and safety awareness.
Editorial capability comparison: transition distance: large. Chemical engineering requires engineering education and design capabilities, rather than being a natural extension of operations experience. Check specific qualifications/tasks separately; distance is not a quantitative study, wages or a transition success rate.
Lacks experience in packaging equipment, packaging materials, labeling and output management.
Shared capabilities: equipment operation, batch records, quality awareness and team collaboration.
Editorial capability comparison: transition distance: relatively small. Packaging and filling machine operation mainly concerns finished product packaging, with a different safety requirement structure. Check specific qualifications/tasks separately; distance is not a quantitative study, wages or a transition success rate.
Lacks specialized experience in mixing uniformity, proportions and powdered/solid material characteristics.
Shared capabilities: charging and proportions, equipment operation and batch records.
Editorial distance comparison: material mixing and weighing/equipment experience may overlap; check hazardous chemical, dust and other risks by object. Do not universally describe chemical process and safety limit requirements as lower.
Lacks specialized experience in water quality indicators, dosing and continuous treatment system operation.
Shared capabilities: system operation, parameter monitoring, dosing, sampling and records.
Editorial capability comparison: transition distance: moderate. Water and wastewater treatment system operation involves different objects and regulatory systems. Check specific qualifications/tasks separately; distance is not a quantitative study, wages or a transition success rate.
Lacks specialized experience in crushing/grinding equipment, particle size control and dust explosion prevention.
Shared capabilities: equipment operation, material handling, equipment status checks and records.
Editorial distance comparison: equipment and material handling experience may overlap; develop crushing/grinding and particle size control. Tasks are not limited to raw material preprocessing. Check specific qualifications/material hazards separately; distance is not wage or success rate research.
Lacks specialized experience and corresponding qualifications in boiler, pressure vessel and steam system operation and energy efficiency.
Shared capabilities: equipment monitoring, safety and emergencies, operating records and handovers.
Editorial distance comparison: develop utilities, boiler and steam system skills; check qualifications by equipment, jurisdiction and business activity, without uniformly requiring certification for all target roles. Distance is not wage or success rate research.
Public information does not support this conclusion. Core tasks mainly involve on-site monitoring, procedural responses and traceable records. Detecting leaks or unusual sounds and odors, handling abnormalities and shutdowns, and emergency response all require people on site responsible for safety. BLS projects growth of 3% and average annual openings of 14,400 for 2024–2034; these are employment scale projections, not replacement rates.
Stages with structured inputs: instrument data collection and trend organization, report and handover summary generation, checklists and prompts, and inventory/material reconciliation. Stages requiring on-site judgments and safety responsibility are affected later.
Monitoring (O*NET basic skill importance 66), reading comprehension (53), and active listening, critical thinking and writing (each 50); operation and control (72) and operations monitoring (69) are the highest transferable skills. Key work styles include stress tolerance, cautiousness, attention to detail and dependability.
BLS OEWS for year 2025, month 5: annual wages at the 10/25/median/75/90 percentiles are 37,440 / 45,970 / 58,040 / 74,080 / 92,250 USD; hourly wages at the same percentiles are 18.00 / 22.10 / 27.90 / 35.62 / 44.35 USD. These are statistical positions, not personal starting pay; actual take-home income also depends on shifts, overtime, night work and allowances for hot or toxic/harmful roles.
O*NET places the occupation in Job Zone 1-2, with an SVP range below 6.0; BLS lists a high school diploma or equivalent as typical entry education and moderate-term on-the-job training. Most entrants start with basic tasks under supervision.
U.S. entry roles do not require a license, but companies generally require internal safety training and role authorization. The occupation's O*NET certification page lists 12 national certifications (AMPP coating inspector programs, API piping and pressure vessel inspector certifications, Veriforce PEC H2S Clear for Energy, etc.), representing industry capability evidence and employer preferences rather than operating permission. It also lists 1 registered apprenticeship occupational title (Chemical Operator III). In mainland China, roles involving hazardous chemicals, special equipment and confined space work are subject to additional work safety and special operation management rules; obtain corresponding qualifications under local and company policies.
Transitions from related production and operating roles (mixing/blending, packaging/filling, water/wastewater treatment) are relatively easier, but require developing knowledge of chemical processes, reaction equipment and hazardous chemical operations. Transitions from office roles usually require readjustment to shifts, on-site environments and protective requirements. Specific recognition depends on company policies; this page makes no uniform conclusion.
It depends on your goals: if you are willing to work steadily over time under procedures and shift schedules, and seek more stable roles and greater responsibility through work qualifications and lead operator experience, this occupation offers a clear technical and operations pathway. If you prefer process design or research, education and engineering capability preparation are required separately. This page provides facts and boundaries, not a substitute for personal decisions.
This entry's evidence routing registers exact occupational wages as verified unavailable: the opened O*NET/BLS sources concern the U.S. market and jurisdiction and do not support exact Chinese wage definitions. This page does not substitute industry averages, recruitment offers or converted U.S. values; it flags gaps in the original visible positions and states the search scope.
Wages use BLS OEWS nationwide definitions for year 2025, month 5 (displayed through O*NET National Wages), and employment/outlook use BLS projections for 2024–2034 (displayed through O*NET Employment Trends); both concern U.S. employed wage and salary positions. Two visits to the occupation's BLS Occupational Outlook Handbook industry wage table in this round returned HTTP 403; industry-specific wage medians were not obtained. This page records the access gap and does not substitute values.
No. Exercise materials and data are fictional and used only to practice checking and recording methods, never for real plant operation, release or safety judgments. Actual work must be performed under applicable procedures and regulations by personnel who have completed training and obtained corresponding authorization.
FermatMind organizes this content from O*NET51-9011 tasks and context, BLS2025 wages/2025–2035 projections, National Bureau of Statistics manufacturing background for 2025, China's occupational classification catalog 2022 and listed safety regulations; assisted uses/capability comparisons are editorial analysis.
Primary bases include O*NET/BLS table 1.2 and OEWS methods, National Bureau of Statistics manufacturing tables, occupational classification text, China's Work Safety Law/Order No. 19/Special Equipment Safety Law, industrial/trade confined space rules, applicable U.S. OSHA rules, and ILO/NIST. Homepages or directories do not replace specific regulations/employer facts.
Actually reviewed on 2026-10-09; U.S. wages 2025, projections 2025–2035, Hot Lightcast2025; Chinese wages 2025, classification 2022, Order No. 19 effective 2026-06-01. Specific programs/certification costs/all local requirements were not checked.
Use note: this page is an occupational information service, not safety operating, professional practice, legal, investment or medical advice. Decisions concerning hazardous chemical and special equipment work, safety and environmental compliance, and work qualifications must follow applicable regulations, original company operating procedures and advice from appropriately authorized personnel.
Official occupational details
Tasks, work activities, skills and work context
O*NET OnLine
United States
Page updated in 2026; retrieved 2026-09
official source
Occupation-specific
Supports exact occupational identity, 24 tasks, work activities, skills and work context; excludes Chinese qualifications and specific company procedures.
2026-09-16
Official occupational summary
Knowledge, abilities, work styles and interest code RCI
O*NET OnLine
United States
Page updated in 2026; retrieved 2026-09
official source
Occupation-specific
Supports occupational characteristics, knowledge, abilities, work styles and interest code RCI; labels are not hiring thresholds or personality diagnoses.
2026-09-16
Official industry distribution
U.S. industry employment structure
O*NET OnLine
United States
Current page; retrieved 2026-09
official source
Occupation-specific
Supports U.S. industry employment structure (manufacturing 97%, other industries 3%); not a personal income guarantee.
2026-09-16
Official technology list
Statistics on technology keywords in employer job postings
O*NET OnLine
United States
Current page; retrieved 2026-09
official source
Occupation-specific
Recruitment keywords are market signals, not proficiency, adoption rates or long-term trends.
2026-09-16
Official preparation level and training
Job Zone and training entry
O*NET OnLine
United States
Current page; retrieved 2026-09
official source
Occupation-specific
Supports preparation level (Job Zone 1-2, SVP below 6.0) and training entries; does not replace Chinese role or work qualification requirements.
2026-09-16
Official certification and apprenticeship entry
National certification list and registered apprenticeship roles
O*NET OnLine
United States
Current page; retrieved 2026-09
official source
Occupation-specific
Supports certification discovery (the occupation page lists 12 national certifications and 1 registered apprenticeship occupational title); does not prove any certification is recognized by specific employers.
2026-09-16
Official wage statistics
OEWS nationwide percentiles, year 2025, month 5
U.S. Bureau of Labor Statistics
United States
Year 2025, month 5
official source
Occupation-specific
Supports U.S. nationwide wage percentiles and employment; percentiles are statistical positions, excluding individual differences in allowances and overtime.
2026-09-16
Official employment projections
2024–2034 projections and average annual openings
U.S. Bureau of Labor Statistics / O*NET OnLine
United States
2024–2034 projections
official source
Occupation-specific
Supports employment projections (2024: 128,900 people → 2034: 133,100 people, growth 3%, average annual openings 14,400); projections include assumptions and errors.
2026-09-16
Official statistics entry
Urban unit industry wage definitions
National Bureau of Statistics (People's Republic of China)
Mainland China
Materials published in 2025 and earlier
official source
Industry reference
Uses industry category definitions, not the exact occupational definition; this page uses it only to register gaps, without publishing values.
2026-09-16
Official classification information
Occupational classification and role mapping boundaries
Ministry of Human Resources and Social Security
Mainland China
Publication information for edition 2022; retrieved 2026-09
official source
contextual
Supports role mapping boundary explanations; this page does not establish a one-to-one correspondence with O*NET-SOC 51-9011.00.
2026-09-16
Official safety management entry
Hazardous chemical and special operation management rules
Ministry of Emergency Management
Mainland China
Public information entry; retrieved 2026-09
official source
contextual
Supports the statement that 'hazardous chemical, special equipment and confined space work is subject to additional work safety and special operation management rules'; this page does not replace official conditions.
2026-09-16
Research paper
Generative AI occupational exposure index
International Labour Organization
Global
Public version in 2025
research
market_signal
Measures exposure, not adoption, automation or job reduction projections; cross-economy definitions cannot directly be converted into national job changes.
2026-09-16
Editorial materials
Editorial summaries and fictional exercises
FermatMind occupational content editorial team
Editorial design for this page
2026-09
editorial synthesis and fictional exercise
Editorial synthesis
Editorial summaries and fictional materials, not research findings or industry facts; must not be used for real plant operation or safety judgments.
2026-09-16
Official work context fields
Work context percentage distributions
O*NET OnLine
United States
Current page; retrieved 2026-09
official source
Occupation-specific
Supports percentage distributions in work context (protection, exposure, accuracy, repetition, schedules); these are respondent distributions, not guarantees for individual roles.
2026-09-16
Official wage percentile page
Annual and hourly wage percentiles
O*NET OnLine / U.S. Bureau of Labor Statistics
United States
OEWS wage data, year 2025, month 5
official source
Occupation-specific
Supports annual and hourly wage percentiles 10/25/median/75/90; these cannot establish personal annual salary or take-home income.
2026-09-16
Official related occupation list
Related role comparison
O*NET OnLine
United States
Page updated in 2026; retrieved 2026-09
official source
Occupation-specific
Supports related role boundary explanations (this entry's routing registers related occupations such as chemical engineers and chemical technicians); comparisons are editorial organization.
2026-09-16
Official methodology
Wage statistics coverage and conversion definitions
U.S. Bureau of Labor Statistics
United States
Methodology (not a data period)
official source
contextual
Supports wage statistics coverage, inclusions and exclusions, and standard working year conversion definitions; not used to infer personal income.
2026-09-16
National Bureau of Statistics manufacturing figures for 2025 are CNY 113,594 per year in urban non-private units and CNY 76,055 per year in private units. Both are average annual amounts before tax covering all employed positions in units across the industry; neither represents chemical equipment operator wages, medians, starting pay, lower or upper limits, or monthly salaries.
National Bureau of Statistics
Mainland China
2025
Official industry statistics
Industry reference
National Bureau of Statistics manufacturing figures for 2025 are CNY 113,594 per year in urban non-private units and CNY 76,055 per year in private units. Both are average annual amounts before tax covering all employed positions in units across the industry; neither represents chemical equipment operator wages, medians, starting pay, lower or upper limits, or monthly salaries.
2026-10-09
China's occupational classification catalog 2022, physical page 381: general process personnel for chemical product production 6-11-01 include chemical unit operators 6-11-01-02 (operating filtration, heat exchange, distillation and other equipment; adjusting temperature, pressure and flow; handling abnormalities; production records) and chemical master control operators 03. Duties overlap with U.S. 51-9011, but no one-to-one statistical mapping has been established; reaction production also requires classification by product and specific tasks.
Chinese official sources
Mainland China
2022, physical page 381
Official classification text
contextual
China's occupational classification catalog 2022, physical page 381: general process personnel for chemical product production 6-11-01 include chemical unit operators 6-11-01-02 (operating filtration, heat exchange, distillation and other equipment; adjusting temperature, pressure and flow; handling abnormalities; production records) and chemical master control operators 03. Duties overlap with U.S. 51-9011, but no one-to-one statistical mapping has been established; reaction production also requires classification by product and specific tasks.
2026-10-09
China's special operations qualifications follow actual catalog categories, rather than a uniform credential for the title 'chemical operator'. Ministry of Emergency Management Order No. 19 takes effect on 2026-06-01: check Articles 3/4/6 for direct special operations, training and assessment, and operation certificates; hazardous chemical special operations personnel must have a high school education or equivalent or above. Article 9 provides training exemptions for corresponding education/skill certificates; exemption from training does not mean exemption from examinations or certification. Under Article 23, certificates are valid nationwide for 6 years; separately check Articles 26–29 for renewal/invalidation conditions. Check special equipment personnel under Articles 13/14 of the safety law and the actual qualification categories. Training and approval for limited/confined spaces cannot uniformly be called a separate 'confined space operation certificate'.
Chinese official sources
Mainland China
Effective 2026-06-01
Departmental regulation text
contextual
China's special operations qualifications follow actual catalog categories, rather than a uniform credential for the title 'chemical operator'. Ministry of Emergency Management Order No. 19 takes effect on 2026-06-01: check Articles 3/4/6 for direct special operations, training and assessment, and operation certificates; hazardous chemical special operations personnel must have a high school education or equivalent or above. Article 9 provides training exemptions for corresponding education/skill certificates; exemption from training does not mean exemption from examinations or certification. Under Article 23, certificates are valid nationwide for 6 years; separately check Articles 26–29 for renewal/invalidation conditions. Check special equipment personnel under Articles 13/14 of the safety law and the actual qualification categories. Training and approval for limited/confined spaces cannot uniformly be called a separate 'confined space operation certificate'.
2026-10-09
Under Article 55 of China's Work Safety Law, in an emergency directly endangering personal safety, workers may stop work or withdraw after taking possible emergency measures, and must report promptly; this does not depend on waiting for additional role-specific approval. Routine parameter adjustments, production release and restart require checks against specific procedures and authorization; page suggestions cannot authorize operations.
Chinese official sources
Mainland China
Amended in 2021
Legal text
contextual
Under Article 55 of China's Work Safety Law, in an emergency directly endangering personal safety, workers may stop work or withdraw after taking possible emergency measures, and must report promptly; this does not depend on waiting for additional role-specific approval. Routine parameter adjustments, production release and restart require checks against specific procedures and authorization; page suggestions cannot authorize operations.
2026-10-09
13/14 training and corresponding qualifications, Article 2 equipment catalog; not a certificate for all chemical roles
Chinese official sources
Mainland China
2013
Legal text
contextual
13/14 training and corresponding qualifications, Article 2 equipment catalog; not a certificate for all chemical roles
2026-10-09
Article 2 limits applicability to industrial/trade companies; 4/5/7/9/14/15 cover responsibility, supervision, training, approval, ventilation, testing and withdrawal, not a separate license
Chinese official sources
Mainland China
Effective 2024-01-01
Departmental regulation text
contextual
Article 2 limits applicability to industrial/trade companies; 4/5/7/9/14/15 cover responsibility, supervision, training, approval, ventilation, testing and withdrawal, not a separate license
2026-10-09
Applicable process coverage, operating procedures/personnel training and trade secrets; not transferred to China
OSHA
United States
Reviewed 2026-10-09
Federal regulation text
contextual
Applicable process coverage, operating procedures/personnel training and trade secrets; not transferred to China
2026-10-09
Applicable maintenance hazardous energy control/authorization and training for affected personnel; task lists do not permit maintenance
OSHA
United States
Reviewed 2026-10-09
Federal regulation text
contextual
Applicable maintenance hazardous energy control/authorization and training for affected personnel; task lists do not permit maintenance
2026-10-09
Do not rely on smell to detect hydrogen sulfide; qualified personnel use appropriate instruments, rather than a uniform limit for all gases
OSHA
United States
Reviewed 2026-10-09
Official safety guidance
contextual
Do not rely on smell to detect hydrogen sulfide; qualified personnel use appropriate instruments, rather than a uniform limit for all gases
2026-10-09
O*NET details explicitly state manufacturing share 96% in 2025; the current industry subpage shows manufacturing 96% and other 4%, without separately stating the data year. Industry shares are not industry wages. 24 tasks/15 work styles/7 software categories
O*NET
United States
2026 update/industry 2025
Official occupational survey
Occupation-specific
O*NET details explicitly state manufacturing share 96% in 2025; the current industry subpage shows manufacturing 96% and other 4%, without separately stating the data year. Industry shares are not industry wages. 24 tasks/15 work styles/7 software categories
2026-10-09
6 specific software keywords, as shares of associated unique job postings, not adoption/proficiency/growth
O*NET
United States
Lightcast2025
Recruitment data statistics
Occupation-specific
6 specific software keywords, as shares of associated unique job postings, not adoption/proficiency/growth
2026-10-09
BLS table 1.2, exact occupation 51-9011: employment in 2025 is 140.8 thousand, projected employment in 2035 is 145.8 thousand, net growth is 5.0 thousand, growth is 3.6% (approximately 3%–4%, average), and average annual openings are 13.9 thousand, including growth and replacement. The self-employment share retains the table's '—' rather than inserting 0. Typical education is high school/GED, related experience is None, and training is moderate-term on the job.
BLS
United States
2025—2035
Official employment projections
Occupation-specific
BLS table 1.2, exact occupation 51-9011: employment in 2025 is 140.8 thousand, projected employment in 2035 is 145.8 thousand, net growth is 5.0 thousand, growth is 3.6% (approximately 3%–4%, average), and average annual openings are 13.9 thousand, including growth and replacement. The self-employment share retains the table's '—' rather than inserting 0. Typical education is high school/GED, related experience is None, and training is moderate-term on the job.
2026-10-09
Not mandatory chemical processes or measured efficiency
NIST
Across industries
2023
Official voluntary governance framework
contextual
Not mandatory chemical processes or measured efficiency
2026-10-09
Employment coverage and wage inclusions/exclusions
BLS
United States
2025 estimation methods
Official statistical methods
contextual
Employment coverage and wage inclusions/exclusions
2026-10-09
Exact occupation's typical education/training, not a separate OOH industry wage table
BLS
United States
2025—2035
Official occupational overview
Occupation-specific
Exact occupation's typical education/training, not a separate OOH industry wage table
2026-10-09