National Occupational Exposure Survey
(1981 - 1983)

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

Agent Name PROPYLENE OXIDE
CAS # 75-56-9
RTECS # TZ2975000
Agent Code 63550

Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
019 MANAGERS AND ADMINISTRATORS, N.E.C. 403 403
048 CHEMICAL ENGINEERS 93 3
055 ELECTRICAL AND ELECTRONIC ENGINEERS 249  
056 INDUSTRIAL ENGINEERS 80 53
073 CHEMISTS, EXCEPT BIOCHEMISTS 1,383 119
078 BIOLOGICAL AND LIFE SCIENTISTS 23 17
083 MEDICAL SCIENTISTS 105 105
084 PHYSICIANS 3,842 2,577
086 VETERINARIANS 4,997 294
095 REGISTERED NURSES 250,732 222,336
098 INHALATION THERAPISTS 2,018 1,447
103 PHYSICAL THERAPISTS 502 394
203 CLINICAL LABORATORY TECHNOLOGISTS AND TECHNICIANS 3,133 1,497
206 RADIOLOGIC TECHNICIANS 11,301 8,006
207 LICENSED PRACTICAL NURSES 23,870 22,916
208 HEALTH TECHNOLOGISTS AND TECHNICIANS, N.E.C. 2,627 2,162
223 BIOLOGICAL TECHNICIANS 1,897 1,265
224 CHEMICAL TECHNICIANS 3,819 1,607
235 TECHNICIANS, N.E.C. 1,902 1,042
364 TRAFFIC, SHIPPING, AND RECEIVING CLERKS 1,229 417
365 STOCK AND INVENTORY CLERKS 316 316
389 ADMINISTRATIVE SUPPORT OCCUPATIONS, N.E.C. 52  
446 HEALTH AIDES, EXCEPT NURSING 55 55
447 NURSING AIDES, ORDERLIES, AND ATTENDANTS 21,604 18,317
453 JANITORS AND CLEANERS 3,667 653
487 ANIMAL CARETAKERS, EXCEPT FARM 3,232 3,003
496 TIMBER CUTTING AND LOGGING OCCUPATIONS 397 227
505 AUTOMOBILE MECHANICS 5,327  
516 HEAVY EQUIPMENT MECHANICS 2,894  
519 MACHINERY MAINTENANCE OCCUPATIONS 52 31
535 CAMERA, WATCH, AND MUSICAL INSTRUMENT REPAIRERS 39  
549 NOT SPECIFIED MECHANICS AND REPAIRERS 7,562  
558 SUPERVISORS, N.E.C. 827  
567 CARPENTERS 425 227
575 ELECTRICIANS 82  
579 PAINTERS, CONSTRUCTION AND MAINTENANCE 933 11
585 PLUMBERS, PIPEFITTERS, AND STEAMFITTERS 231 3
633 SUPERVISORS, PRODUCTION OCCUPATIONS 190  
637 MACHINISTS 5,350 28
649 ENGRAVERS, METAL 63 47
653 SHEET METAL WORKERS 86  
667 TAILORS 346  
696 STATIONARY ENGINEERS 256  
703 LATHE AND TURNING MACHINE SET-UP OPERATORS 172  
706 PUNCHING AND STAMPING PRESS MACHINE OPERATORS 1,809 122
709 GRINDING, ABRADING, BUFFING, AND POLISHING MACHINE OPERATORS 2,016 31
723 METAL PLATING MACHINE OPERATORS 2,125 951
733 MISCELLANEOUS WOODWORKING MACHINE OPERATORS 427  
734 PRINTING MACHINE OPERATORS 838 181
744 TEXTILE SEWING MACHINE OPERATORS 25,334 25,334
749 MISCELLANEOUS TEXTILE MACHINE OPERATORS 3,822 158
756 MIXING AND BLENDING MACHINE OPERATORS 674  
759 PAINTING AND PAINT SPRAYING MACHINE OPERATORS 3,724 476
766 FURNACE, KILN, AND OVEN OPERATORS, EXC. FOOD 123  
769 SLICING AND CUTTING MACHINE OPERATORS 38  
777 MISCELLANEOUS MACHINE OPERATORS, N.E.C. 148  
779 MACHINE OPERATORS, NOT SPECIFIED 2,235 6
783 WELDERS AND CUTTERS 105 3
785 ASSEMBLERS 1,284 348
856 INDUSTRIAL TRUCK AND TRACTOR EQUIPMENT OPERATORS 80  
859 MISCELLANEOUS MATERIAL MOVING EQUIPMENT OPERATORS 1,656  
869 CONSTRUCTION LABORERS 5,564  
873 PRODUCTION HELPERS 136 26
877 STOCK HANDLERS AND BAGGERS 69  
887 VEHICLE WASHERS AND EQUIPMENT CLEANERS 98  
888 HAND PACKERS AND PACKAGERS 206  
889 LABORERS, EXCEPT CONSTRUCTION 266 91
TOTAL 421,140 317,309

*(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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