National Occupational Exposure Survey
(1981 - 1983)

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

Agent Name HYDROQUINONE
CAS # 123-31-9
RTECS # MX3500000
Agent Code M0747

Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
019 MANAGERS AND ADMINISTRATORS, N.E.C. 1,519  
027 PERSONNEL, TRAINING, AND LABOR RELATIONS SPECIALISTS 19 6
048 CHEMICAL ENGINEERS 7 2
053 CIVIL ENGINEERS 1,612  
055 ELECTRICAL AND ELECTRONIC ENGINEERS 1,195 206
059 ENGINEERS, N.E.C. 9,242 1,666
064 COMPUTER SYSTEMS ANALYSTS AND SCIENTISTS 386 125
073 CHEMISTS, EXCEPT BIOCHEMISTS 1,526 235
074 ATMOSPHERIC AND SPACE SCIENTISTS 74  
078 BIOLOGICAL AND LIFE SCIENTISTS 28 20
083 MEDICAL SCIENTISTS 97 87
084 PHYSICIANS 5,802 3,890
086 VETERINARIANS 562  
095 REGISTERED NURSES 10,822 10,139
099 OCCUPATIONAL THERAPISTS 550 540
103 PHYSICAL THERAPISTS 373 256
105 THERAPISTS, N.E.C. 396 396
184 TECHNICAL WRITERS 172 103
185 DESIGNERS 1,641 853
188 PAINTERS, SCULPTORS, CRAFT-ARTISTS, AND ARTIST PRINTMAKERS 3,377 1,889
189 PHOTOGRAPHERS 10,811 1,610
194 ARTISTS, PERFORMERS, AND RELATED WORKERS, N.E.C. 295 66
195 EDITORS AND REPORTERS 102  
203 CLINICAL LABORATORY TECHNOLOGISTS AND TECHNICIANS 3,401 2,421
204 DENTAL HYGIENISTS 85 49
205 HEALTH RECORD TECHNOLOGISTS AND TECHNICIANS 21 21
206 RADIOLOGIC TECHNICIANS 23,471 15,566
207 LICENSED PRACTICAL NURSES 586 586
208 HEALTH TECHNOLOGISTS AND TECHNICIANS, N.E.C. 2,838 2,109
213 ELECTRICAL AND ELECTRONIC TECHNICIANS 5,005 367
216 ENGINEERING TECHNICIANS, N.E.C. 6,112 1,018
217 DRAFTING OCCUPATIONS 154 58
223 BIOLOGICAL TECHNICIANS 686 300
224 CHEMICAL TECHNICIANS 3,564 1,505
225 SCIENCE TECHNICIANS, N.E.C. 352 313
235 TECHNICIANS, N.E.C. 6,977 988
308 COMPUTER OPERATORS 2,454 282
319 RECEPTIONISTS 336 336
345 DUPLICATING MACHINE OPERATORS 827 584
347 OFFICE MACHINE OPERATORS, N.E.C. 30 19
363 PRODUCTION COORDINATORS 506 506
364 TRAFFIC, SHIPPING, AND RECEIVING CLERKS 1,882 239
365 STOCK AND INVENTORY CLERKS 174 59
379 GENERAL OFFICE CLERKS 2,025 930
389 ADMINISTRATIVE SUPPORT OCCUPATIONS, N.E.C. 52  
426 GUARDS AND POLICE, EXC. PUBLIC SERVICE 140  
444 MISCELLANEOUS FOOD PREPARATION OCCUPATIONS 39  
446 HEALTH AIDES, EXCEPT NURSING 168 148
447 NURSING AIDES, ORDERLIES, AND ATTENDANTS 570 439
449 MAIDS AND HOUSEMEN 1,825 1,230
453 JANITORS AND CLEANERS 17,416 511
458 HAIRDRESSERS AND COSMETOLOGISTS 33,479 25,846
487 ANIMAL CARETAKERS, EXCEPT FARM 684 403
496 TIMBER CUTTING AND LOGGING OCCUPATIONS 397 227
503 SUPERVISORS, MECHANICS AND REPAIRERS 217  
505 AUTOMOBILE MECHANICS 1,046  
508 AIRCRAFT ENGINE MECHANICS 6,707 57
514 AUTOMOBILE BODY AND RELATED REPAIRERS 3,393  
515 AIRCRAFT MECHANICS, EXC. ENGINE 609 21
516 HEAVY EQUIPMENT MECHANICS 1,426  
518 INDUSTRIAL MACHINERY REPAIRERS 1,981  
523 ELECTRONIC REPAIRERS, COMMUNICATIONS AND INDUSTRIAL EQUIPMENT 56  
533 MISCELLANEOUS ELECTRICAL AND ELECTRONIC EQUIPMENT REPAIRERS 12  
534 HEATING, AIR CONDITIONING, AND REFRIGERATION MECHANICS 3,526 25
535 CAMERA, WATCH, AND MUSICAL INSTRUMENT REPAIRERS 160  
544 MILLWRIGHTS 390  
547 SPECIFIED MECHANICS AND REPAIRERS, N.E.C. 1,589 80
549 NOT SPECIFIED MECHANICS AND REPAIRERS 6,324 1,041
565 TILE SETTERS, HARD AND SOFT 2,932  
567 CARPENTERS 18,153 227
575 ELECTRICIANS 4,667  
579 PAINTERS, CONSTRUCTION AND MAINTENANCE 7,198 650
585 PLUMBERS, PIPEFITTERS, AND STEAMFITTERS 358  
589 GLAZIERS 449  
597 STRUCTURAL METAL WORKERS 1,033  
599 CONSTRUCTION TRADES, N.E.C. 3,816 254
633 SUPERVISORS, PRODUCTION OCCUPATIONS 2,530 205
634 TOOL AND DIE MAKERS 1,326 53
637 MACHINISTS 6,282 232
645 PATTERNMAKERS AND MODEL MAKERS, METAL 1,681 250
646 LAY-OUT WORKERS 52  
647 PRECIOUS STONES AND METALS WORKERS (JEWELERS) 948  
649 ENGRAVERS, METAL 592  
653 SHEET METAL WORKERS 771  
656 PATTERNMAKERS AND MODEL MAKERS, WOOD 82 3
657 CABINET MAKERS AND BENCH CARPENTERS 1,107 452
658 FURNITURE AND WOOD FINISHERS 1,838 370
675 HAND MOLDERS AND SHAPERS, EXCEPT JEWELERS 569  
676 PATTERNMAKERS, LAY-OUT WORKERS, AND CUTTERS 513 207
678 DENTAL LABORATORY AND MEDICAL APPLIANCE TECHNICIANS 1,581  
679 BOOKBINDERS 462 231
683 ELECTRICAL AND ELECTRONIC EQUIPMENT ASSEMBLERS 4,765 3,061
684 MISCELLANEOUS PRECISION WORKERS, N.E.C. 1,968 211
689 INSPECTORS, TESTERS, AND GRADERS 15  
694 WATER AND SEWAGE TREATMENT PLANT OPERATORS 115  
696 STATIONARY ENGINEERS 96  
703 LATHE AND TURNING MACHINE SET-UP OPERATORS 259  
709 GRINDING, ABRADING, BUFFING, AND POLISHING MACHINE OPERATORS 840 369
715 MISCELLANEOUS METAL, PLASTIC, STONE, AND GLASS WORKING MACHINE OPERATORS 13  
717 FABRICATING MACHINE OPERATORS, N.E.C. 29 14
719 MOLDING AND CASTING MACHINE OPERATORS 1,441 187
723 METAL PLATING MACHINE OPERATORS 1,983 218
724 HEAT TREATING EQUIPMENT OPERATORS 81 40
733 MISCELLANEOUS WOODWORKING MACHINE OPERATORS 115 7
734 PRINTING MACHINE OPERATORS 18,204 572
735 PHOTOENGRAVERS AND LITHOGRAPHERS 5,349 432
736 TYPESETTERS AND COMPOSITORS 30,259 9,547
737 MISCELLANEOUS PRINTING MACHINE OPERATORS 1,232  
744 TEXTILE SEWING MACHINE OPERATORS 181 91
749 MISCELLANEOUS TEXTILE MACHINE OPERATORS 59  
753 CEMENTING AND GLUING MACHINE OPERATORS 728 530
754 PACKAGING AND FILLING MACHINE OPERATORS 89  
756 MIXING AND BLENDING MACHINE OPERATORS 3,004 137
757 SEPARATING, FILTERING, AND CLARIFYING MACHINE OPERATORS 5,603 386
759 PAINTING AND PAINT SPRAYING MACHINE OPERATORS 6,713 648
765 FOLDING MACHINE OPERATORS 19  
766 FURNACE, KILN, AND OVEN OPERATORS, EXC. FOOD 17  
768 CRUSHING AND GRINDING MACHINE OPERATORS 55 29
769 SLICING AND CUTTING MACHINE OPERATORS 17  
774 PHOTOGRAPHIC PROCESS MACHINE OPERATORS 24,719 7,429
777 MISCELLANEOUS MACHINE OPERATORS, N.E.C. 7,114 828
779 MACHINE OPERATORS, NOT SPECIFIED 2,976 492
783 WELDERS AND CUTTERS 3,705 484
784 SOLDERERS AND BRAZERS 90 90
785 ASSEMBLERS 53,976 29,174
787 HAND MOLDING, CASTING, AND FORMING OCCUPATIONS 687 46
789 HAND PAINTING, COATING, AND DECORATING OCCUPATIONS 166 166
793 HAND ENGRAVING AND PRINTING OCCUPATIONS 526 33
794 HAND GRINDING AND POLISHING OCCUPATIONS 19 19
796 PRODUCTION INSPECTORS, CHECKERS, AND EXAMINERS 549 167
798 PRODUCTION SAMPLERS AND WEIGHERS 296  
804 TRUCK DRIVERS, HEAVY 108  
859 MISCELLANEOUS MATERIAL MOVING EQUIPMENT OPERATORS 268  
869 CONSTRUCTION LABORERS 2,741  
888 HAND PACKERS AND PACKAGERS 2,589 2,468
889 LABORERS, EXCEPT CONSTRUCTION 5,732 2,682
TOTAL 442,749 144,063

*(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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