National Occupational Exposure Survey
(1981 - 1983)

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

Agent Name HEPTANE
CAS # 142-82-5
RTECS # MI7700000
Agent Code 36060

Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
019 MANAGERS AND ADMINISTRATORS, N.E.C. 115  
027 PERSONNEL, TRAINING, AND LABOR RELATIONS SPECIALISTS 387 258
048 CHEMICAL ENGINEERS 6  
055 ELECTRICAL AND ELECTRONIC ENGINEERS 464 44
059 ENGINEERS, N.E.C. 27  
073 CHEMISTS, EXCEPT BIOCHEMISTS 3,517 730
075 GEOLOGISTS AND GEODESISTS 28  
078 BIOLOGICAL AND LIFE SCIENTISTS 89 89
083 MEDICAL SCIENTISTS 87 87
096 PHARMACISTS 285 152
099 OCCUPATIONAL THERAPISTS 94 94
105 THERAPISTS, N.E.C. 98 77
159 TEACHERS, N.E.C. 2  
185 DESIGNERS 5,746 2,082
188 PAINTERS, SCULPTORS, CRAFT-ARTISTS, AND ARTIST PRINTMAKERS 2,961 1,482
189 PHOTOGRAPHERS 730 10
203 CLINICAL LABORATORY TECHNOLOGISTS AND TECHNICIANS 1,715 1,188
213 ELECTRICAL AND ELECTRONIC TECHNICIANS 802 187
215 MECHANICAL ENGINEERING TECHNICIANS 79  
216 ENGINEERING TECHNICIANS, N.E.C. 1,516 125
218 SURVEYING AND MAPPING TECHNICIANS 45  
223 BIOLOGICAL TECHNICIANS 721 138
224 CHEMICAL TECHNICIANS 4,362 945
225 SCIENCE TECHNICIANS, N.E.C. 1,178 559
235 TECHNICIANS, N.E.C. 2,811 233
274 SALES WORKERS, OTHER COMMODITIES 1,815  
307 SUPERVISORS; DISTRIBUTION, SCHEDULING, AND ADJUSTING CLERKS 2,993  
335 FILE CLERKS 270 38
345 DUPLICATING MACHINE OPERATORS 259  
364 TRAFFIC, SHIPPING, AND RECEIVING CLERKS 1,492 56
365 STOCK AND INVENTORY CLERKS 162  
374 MATERIAL RECORDING, SCHEDULING, AND DISTRIBUTING CLERKS, N.E.C. 491  
444 MISCELLANEOUS FOOD PREPARATION OCCUPATIONS 482 301
446 HEALTH AIDES, EXCEPT NURSING 78 52
449 MAIDS AND HOUSEMEN 1,152 670
453 JANITORS AND CLEANERS 38,547 1,094
455 PEST CONTROL OCCUPATIONS 4,331  
486 GROUNDSKEEPERS AND GARDENERS, EXCEPT FARM 3,451 14
503 SUPERVISORS, MECHANICS AND REPAIRERS 226  
505 AUTOMOBILE MECHANICS 35,145 42
507 BUS, TRUCK, AND STATIONARY ENGINE MECHANICS 48,208 539
508 AIRCRAFT ENGINE MECHANICS 1,190  
514 AUTOMOBILE BODY AND RELATED REPAIRERS 9,114  
515 AIRCRAFT MECHANICS, EXC. ENGINE 1,904 22
516 HEAVY EQUIPMENT MECHANICS 8,196 75
518 INDUSTRIAL MACHINERY REPAIRERS 8,156 50
519 MACHINERY MAINTENANCE OCCUPATIONS 441  
523 ELECTRONIC REPAIRERS, COMMUNICATIONS AND INDUSTRIAL EQUIPMENT 1,994  
533 MISCELLANEOUS ELECTRICAL AND ELECTRONIC EQUIPMENT REPAIRERS 119 19
534 HEATING, AIR CONDITIONING, AND REFRIGERATION MECHANICS 19  
544 MILLWRIGHTS 103  
547 SPECIFIED MECHANICS AND REPAIRERS, N.E.C. 3,539 4
549 NOT SPECIFIED MECHANICS AND REPAIRERS 12,072 5
558 SUPERVISORS, N.E.C. 1,078  
567 CARPENTERS 5,269  
575 ELECTRICIANS 1,828  
577 ELECTRICAL POWER INSTALLERS AND REPAIRERS 3,106  
579 PAINTERS, CONSTRUCTION AND MAINTENANCE 1,903 427
585 PLUMBERS, PIPEFITTERS, AND STEAMFITTERS 9,982  
588 CONCRETE AND TERRAZZO FINISHERS 1,939  
589 GLAZIERS 304  
593 INSULATION WORKERS 464  
595 ROOFERS 2,593  
599 CONSTRUCTION TRADES, N.E.C. 2,542  
614 DRILLERS, OIL WELL 338  
617 MINING OCCUPATIONS, N.E.C. 145  
633 SUPERVISORS, PRODUCTION OCCUPATIONS 1,667  
634 TOOL AND DIE MAKERS 404  
637 MACHINISTS 10,577 431
645 PATTERNMAKERS AND MODEL MAKERS, METAL 1,193 852
647 PRECIOUS STONES AND METALS WORKERS (JEWELERS) 341  
649 ENGRAVERS, METAL 9 9
653 SHEET METAL WORKERS 2,701 17
675 HAND MOLDERS AND SHAPERS, EXCEPT JEWELERS 20  
678 DENTAL LABORATORY AND MEDICAL APPLIANCE TECHNICIANS 1,581  
683 ELECTRICAL AND ELECTRONIC EQUIPMENT ASSEMBLERS 841 569
684 MISCELLANEOUS PRECISION WORKERS, N.E.C. 537 460
689 INSPECTORS, TESTERS, AND GRADERS 252  
693 ADJUSTERS AND CALIBRATORS 48 10
694 WATER AND SEWAGE TREATMENT PLANT OPERATORS 66  
696 STATIONARY ENGINEERS 294  
699 MISCELLANEOUS PLANT AND SYSTEM OPERATORS 904  
706 PUNCHING AND STAMPING PRESS MACHINE OPERATORS 128 64
709 GRINDING, ABRADING, BUFFING, AND POLISHING MACHINE OPERATORS 1,156 120
715 MISCELLANEOUS METAL, PLASTIC, STONE, AND GLASS WORKING MACHINE OPERATORS 7  
717 FABRICATING MACHINE OPERATORS, N.E.C. 247 247
719 MOLDING AND CASTING MACHINE OPERATORS 1,426 106
723 METAL PLATING MACHINE OPERATORS 1,872 855
725 MISCELLANEOUS METAL AND PLASTIC PROCESSING MACHINE OPERATORS 329 34
727 SAWING MACHINE OPERATORS 188 188
733 MISCELLANEOUS WOODWORKING MACHINE OPERATORS 472 66
734 PRINTING MACHINE OPERATORS 15,688 903
735 PHOTOENGRAVERS AND LITHOGRAPHERS 514 18
736 TYPESETTERS AND COMPOSITORS 1,694 1,344
737 MISCELLANEOUS PRINTING MACHINE OPERATORS 358  
738 WINDING AND TWISTING MACHINE OPERATORS 294 176
745 SHOE MACHINE OPERATORS 296 132
749 MISCELLANEOUS TEXTILE MACHINE OPERATORS 93  
753 CEMENTING AND GLUING MACHINE OPERATORS 4,357 1,315
754 PACKAGING AND FILLING MACHINE OPERATORS 116  
755 EXTRUDING AND FORMING MACHINE OPERATORS 156  
756 MIXING AND BLENDING MACHINE OPERATORS 2,585 6
757 SEPARATING, FILTERING, AND CLARIFYING MACHINE OPERATORS 3,175  
758 COMPRESSING AND COMPACTING MACHINE OPERATORS 926 653
759 PAINTING AND PAINT SPRAYING MACHINE OPERATORS 4,696 832
766 FURNACE, KILN, AND OVEN OPERATORS, EXC. FOOD 120  
768 CRUSHING AND GRINDING MACHINE OPERATORS 323  
769 SLICING AND CUTTING MACHINE OPERATORS 4,190 339
774 PHOTOGRAPHIC PROCESS MACHINE OPERATORS 3,389 2,032
777 MISCELLANEOUS MACHINE OPERATORS, N.E.C. 19,197 3,203
779 MACHINE OPERATORS, NOT SPECIFIED 6,126 1,286
783 WELDERS AND CUTTERS 8,898 45
784 SOLDERERS AND BRAZERS 287 287
785 ASSEMBLERS 21,066 8,319
787 HAND MOLDING, CASTING, AND FORMING OCCUPATIONS 512  
789 HAND PAINTING, COATING, AND DECORATING OCCUPATIONS 266 34
796 PRODUCTION INSPECTORS, CHECKERS, AND EXAMINERS 561 193
797 PRODUCTION TESTERS 1,112 298
799 GRADERS AND SORTERS, EXCEPT AGRICULTURAL 129 129
804 TRUCK DRIVERS, HEAVY 14,044 1,344
806 DRIVER-SALES WORKERS 335  
833 MARINE ENGINEERS 3,509  
844 OPERATING ENGINEERS 11,976 94
853 EXCAVATING AND LOADING MACHINE OPERATORS 1,553  
856 INDUSTRIAL TRUCK AND TRACTOR EQUIPMENT OPERATORS 52  
859 MISCELLANEOUS MATERIAL MOVING EQUIPMENT OPERATORS 955  
864 HELPERS, MECHANICS AND REPAIRERS 454  
869 CONSTRUCTION LABORERS 18,329 661
873 PRODUCTION HELPERS 572  
878 MACHINE FEEDERS AND OFFBEARERS 724 48
885 GARAGE AND SERVICE STATION RELATED OCCUPATIONS 5,780  
887 VEHICLE WASHERS AND EQUIPMENT CLEANERS 608  
888 HAND PACKERS AND PACKAGERS 5,836 4,852
889 LABORERS, EXCEPT CONSTRUCTION 11,070 90
TOTAL 449,487 44,550

*(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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