National Occupational Exposure Survey
(1981 - 1983)

Estimated Numbers of Employees Potentially Exposed to Specific Agents by Occupation*

Agent Name CR, CHROMIUM-MF UNKNOWN
CAS # 7440-47-3
RTECS # GB4200000
Agent Code 19395

Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
019 MANAGERS AND ADMINISTRATORS, N.E.C. 219  
045 METALLURGICAL AND MATERIALS ENGINEERS 64  
055 ELECTRICAL AND ELECTRONIC ENGINEERS 5  
069 PHYSICISTS AND ASTRONOMERS 14  
073 CHEMISTS, EXCEPT BIOCHEMISTS 415 155
075 GEOLOGISTS AND GEODESISTS 28  
084 PHYSICIANS 201 176
096 PHARMACISTS 933 619
206 RADIOLOGIC TECHNICIANS 296 296
213 ELECTRICAL AND ELECTRONIC TECHNICIANS 560 164
216 ENGINEERING TECHNICIANS, N.E.C. 1,036 489
224 CHEMICAL TECHNICIANS 282 75
225 SCIENCE TECHNICIANS, N.E.C. 1,453 579
235 TECHNICIANS, N.E.C. 16 5
363 PRODUCTION COORDINATORS 8  
364 TRAFFIC, SHIPPING, AND RECEIVING CLERKS 167  
365 STOCK AND INVENTORY CLERKS 1,075  
374 MATERIAL RECORDING, SCHEDULING, AND DISTRIBUTING CLERKS, N.E.C. 13  
389 ADMINISTRATIVE SUPPORT OCCUPATIONS, N.E.C. 1,462  
446 HEALTH AIDES, EXCEPT NURSING 166 93
453 JANITORS AND CLEANERS 45,538 265
503 SUPERVISORS, MECHANICS AND REPAIRERS 65  
505 AUTOMOBILE MECHANICS 11,214  
507 BUS, TRUCK, AND STATIONARY ENGINE MECHANICS 3,293  
508 AIRCRAFT ENGINE MECHANICS 6,707 57
514 AUTOMOBILE BODY AND RELATED REPAIRERS 3,573  
515 AIRCRAFT MECHANICS, EXC. ENGINE 818 21
516 HEAVY EQUIPMENT MECHANICS 2,433  
518 INDUSTRIAL MACHINERY REPAIRERS 2,910 46
519 MACHINERY MAINTENANCE OCCUPATIONS 48  
523 ELECTRONIC REPAIRERS, COMMUNICATIONS AND INDUSTRIAL EQUIPMENT 1,935  
533 MISCELLANEOUS ELECTRICAL AND ELECTRONIC EQUIPMENT REPAIRERS 11  
534 HEATING, AIR CONDITIONING, AND REFRIGERATION MECHANICS 278  
535 CAMERA, WATCH, AND MUSICAL INSTRUMENT REPAIRERS 3,476  
539 MECHANICAL CONTROLS AND VALVE REPAIRERS 37  
544 MILLWRIGHTS 2,703 3
547 SPECIFIED MECHANICS AND REPAIRERS, N.E.C. 7,312  
549 NOT SPECIFIED MECHANICS AND REPAIRERS 14,501 8
558 SUPERVISORS, N.E.C. 557  
563 BRICKMASONS AND STONEMASONS 1,200  
575 ELECTRICIANS 3,268  
577 ELECTRICAL POWER INSTALLERS AND REPAIRERS 3,106  
579 PAINTERS, CONSTRUCTION AND MAINTENANCE 48  
585 PLUMBERS, PIPEFITTERS, AND STEAMFITTERS 14,434 90
588 CONCRETE AND TERRAZZO FINISHERS 1,939  
595 ROOFERS 80  
596 SHEETMETAL DUCT INSTALLERS 171 7
597 STRUCTURAL METAL WORKERS 8,378 141
599 CONSTRUCTION TRADES, N.E.C. 878  
614 DRILLERS, OIL WELL 1,873  
633 SUPERVISORS, PRODUCTION OCCUPATIONS 4,313  
634 TOOL AND DIE MAKERS 6,409 13
637 MACHINISTS 11,391 148
643 BOILERMAKERS 6,538 6
653 SHEET METAL WORKERS 11,210 178
675 HAND MOLDERS AND SHAPERS, EXCEPT JEWELERS 658  
677 OPTICAL GOODS WORKERS 7 7
684 MISCELLANEOUS PRECISION WORKERS, N.E.C. 1,113  
689 INSPECTORS, TESTERS, AND GRADERS 13  
694 WATER AND SEWAGE TREATMENT PLANT OPERATORS 61 12
696 STATIONARY ENGINEERS 727 645
703 LATHE AND TURNING MACHINE SET-UP OPERATORS 379  
704 LATHE AND TURNING MACHINE OPERATORS 1,559  
706 PUNCHING AND STAMPING PRESS MACHINE OPERATORS 2,380 233
707 ROLLING MACHINE OPERATORS 4,967  
708 DRILLING AND BORING MACHINE OPERATORS 14  
709 GRINDING, ABRADING, BUFFING, AND POLISHING MACHINE OPERATORS 3,125 25
715 MISCELLANEOUS METAL, PLASTIC, STONE, AND GLASS WORKING MACHINE OPERATORS 148  
717 FABRICATING MACHINE OPERATORS, N.E.C. 205 57
719 MOLDING AND CASTING MACHINE OPERATORS 3,506 110
723 METAL PLATING MACHINE OPERATORS 1,442 2
724 HEAT TREATING EQUIPMENT OPERATORS 715 16
725 MISCELLANEOUS METAL AND PLASTIC PROCESSING MACHINE OPERATORS 232  
727 SAWING MACHINE OPERATORS 3  
755 EXTRUDING AND FORMING MACHINE OPERATORS 2,180  
756 MIXING AND BLENDING MACHINE OPERATORS 343  
757 SEPARATING, FILTERING, AND CLARIFYING MACHINE OPERATORS 3,452  
758 COMPRESSING AND COMPACTING MACHINE OPERATORS 352  
759 PAINTING AND PAINT SPRAYING MACHINE OPERATORS 1,052 25
766 FURNACE, KILN, AND OVEN OPERATORS, EXC. FOOD 5,175  
768 CRUSHING AND GRINDING MACHINE OPERATORS 5  
769 SLICING AND CUTTING MACHINE OPERATORS 3,535 241
777 MISCELLANEOUS MACHINE OPERATORS, N.E.C. 2,894 307
779 MACHINE OPERATORS, NOT SPECIFIED 11,558 2,865
783 WELDERS AND CUTTERS 106,376 631
785 ASSEMBLERS 14,080 1,430
787 HAND MOLDING, CASTING, AND FORMING OCCUPATIONS 219  
793 HAND ENGRAVING AND PRINTING OCCUPATIONS 475  
796 PRODUCTION INSPECTORS, CHECKERS, AND EXAMINERS 1,437 64
797 PRODUCTION TESTERS 21  
798 PRODUCTION SAMPLERS AND WEIGHERS 136  
804 TRUCK DRIVERS, HEAVY 328  
849 CRANE AND TOWER OPERATORS 1,433  
856 INDUSTRIAL TRUCK AND TRACTOR EQUIPMENT OPERATORS 701  
859 MISCELLANEOUS MATERIAL MOVING EQUIPMENT OPERATORS 1,833 77
869 CONSTRUCTION LABORERS 2,421  
873 PRODUCTION HELPERS 744  
883 FREIGHT, STOCK, AND MATERIAL MOVERS, HAND, N.E.C. 275  
885 GARAGE AND SERVICE STATION RELATED OCCUPATIONS 3,047  
887 VEHICLE WASHERS AND EQUIPMENT CLEANERS 916  
889 LABORERS, EXCEPT CONSTRUCTION 8,838 53
TOTAL 386,142 10,433

*(1) The estimates for each occupation apply across the surveyed industries in which the agent was observed. Not all industries were surveyed, and not all agents were observed in all surveyed industries. (2) When using the estimates, standard errors associated with estimates should be considered. (3) Potential exposures to a chemical agent are categorized as actual (i.e., the surveyor observed the use of the specific agent) or tradename (i.e., the surveyor observed the use of a tradename product known to contain the specific agent). The estimates presented in the table combine both categories.

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