National Occupational Exposure Survey
(1981 - 1983)

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

Agent Name KIESELGUHR, SODA ASH FLUX-CALCINED
CAS # 68855-54-9
RTECS #
Agent Code X9352

Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
019 MANAGERS AND ADMINISTRATORS, N.E.C. 7  
073 CHEMISTS, EXCEPT BIOCHEMISTS 374  
095 REGISTERED NURSES 853 802
096 PHARMACISTS 217 82
099 OCCUPATIONAL THERAPISTS 21 21
188 PAINTERS, SCULPTORS, CRAFT-ARTISTS, AND ARTIST PRINTMAKERS 215 29
203 CLINICAL LABORATORY TECHNOLOGISTS AND TECHNICIANS 142 110
208 HEALTH TECHNOLOGISTS AND TECHNICIANS, N.E.C. 57 57
213 ELECTRICAL AND ELECTRONIC TECHNICIANS 2  
216 ENGINEERING TECHNICIANS, N.E.C. 519 41
223 BIOLOGICAL TECHNICIANS 125  
224 CHEMICAL TECHNICIANS 763 411
225 SCIENCE TECHNICIANS, N.E.C. 775 55
235 TECHNICIANS, N.E.C. 300  
325 CLASSIFIED-AD CLERKS 2,105 285
335 FILE CLERKS 436  
364 TRAFFIC, SHIPPING, AND RECEIVING CLERKS 103 52
365 STOCK AND INVENTORY CLERKS 157  
389 ADMINISTRATIVE SUPPORT OCCUPATIONS, N.E.C. 52  
439 KITCHEN WORKERS, FOOD PREPARATION 331 154
445 DENTAL ASSISTANTS 107 57
446 HEALTH AIDES, EXCEPT NURSING 427 176
447 NURSING AIDES, ORDERLIES, AND ATTENDANTS 172 172
453 JANITORS AND CLEANERS 5,381 562
455 PEST CONTROL OCCUPATIONS 1,501  
487 ANIMAL CARETAKERS, EXCEPT FARM 1,333 1,075
505 AUTOMOBILE MECHANICS 32  
523 ELECTRONIC REPAIRERS, COMMUNICATIONS AND INDUSTRIAL EQUIPMENT 470  
539 MECHANICAL CONTROLS AND VALVE REPAIRERS 347  
544 MILLWRIGHTS 135  
547 SPECIFIED MECHANICS AND REPAIRERS, N.E.C. 831  
549 NOT SPECIFIED MECHANICS AND REPAIRERS 375  
567 CARPENTERS 594  
575 ELECTRICIANS 26  
579 PAINTERS, CONSTRUCTION AND MAINTENANCE 3,733 445
583 PAPERHANGERS 387  
584 PLASTERERS 5,903  
633 SUPERVISORS, PRODUCTION OCCUPATIONS 196  
637 MACHINISTS 176  
653 SHEET METAL WORKERS 189  
666 DRESSMAKERS 123 123
675 HAND MOLDERS AND SHAPERS, EXCEPT JEWELERS 232  
678 DENTAL LABORATORY AND MEDICAL APPLIANCE TECHNICIANS 169 155
684 MISCELLANEOUS PRECISION WORKERS, N.E.C. 471  
694 WATER AND SEWAGE TREATMENT PLANT OPERATORS 39  
695 POWER PLANT OPERATORS 417  
709 GRINDING, ABRADING, BUFFING, AND POLISHING MACHINE OPERATORS 2,056  
719 MOLDING AND CASTING MACHINE OPERATORS 22  
723 METAL PLATING MACHINE OPERATORS 1,150 11
725 MISCELLANEOUS METAL AND PLASTIC PROCESSING MACHINE OPERATORS 66  
727 SAWING MACHINE OPERATORS 371  
728 SHAPING AND JOINING MACHINE OPERATORS 1,954 1,042
734 PRINTING MACHINE OPERATORS 13  
747 PRESSING MACHINE OPERATORS 492 431
748 LAUNDERING AND DRY CLEANING MACHINE OPERATORS 4,247 833
749 MISCELLANEOUS TEXTILE MACHINE OPERATORS 115  
754 PACKAGING AND FILLING MACHINE OPERATORS 5,507  
756 MIXING AND BLENDING MACHINE OPERATORS 8,454  
757 SEPARATING, FILTERING, AND CLARIFYING MACHINE OPERATORS 70 34
759 PAINTING AND PAINT SPRAYING MACHINE OPERATORS 5,259 267
768 CRUSHING AND GRINDING MACHINE OPERATORS 641 120
769 SLICING AND CUTTING MACHINE OPERATORS 244  
777 MISCELLANEOUS MACHINE OPERATORS, N.E.C. 1,723 52
779 MACHINE OPERATORS, NOT SPECIFIED 1,699 9
783 WELDERS AND CUTTERS 183 3
785 ASSEMBLERS 1,069 883
796 PRODUCTION INSPECTORS, CHECKERS, AND EXAMINERS 433 69
804 TRUCK DRIVERS, HEAVY 431  
806 DRIVER-SALES WORKERS 1,110  
856 INDUSTRIAL TRUCK AND TRACTOR EQUIPMENT OPERATORS 7  
859 MISCELLANEOUS MATERIAL MOVING EQUIPMENT OPERATORS 1,808 119
869 CONSTRUCTION LABORERS 3,792  
878 MACHINE FEEDERS AND OFFBEARERS 135 54
888 HAND PACKERS AND PACKAGERS 1,482 325
889 LABORERS, EXCEPT CONSTRUCTION 9,692 570
TOTAL 85,545 9,684

*(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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