National Occupational Exposure Survey
(1981 - 1983)

Estimated Numbers of Employees Potentially Exposed to Specific Agents by Occupation within 2-Digit Standard Industrial Classification (SIC)*

Agent Name CALCIUM SULFATE
CAS # 7778-18-9
RTECS #  
Agent Code 80244

OIL AND GAS EXTRACTION (SIC 13)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
617 MINING OCCUPATIONS, N.E.C. 6,111

SUBTOTAL 6,111

GENERAL BUILDING CONTRACTORS (SIC 15)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
558 SUPERVISORS, N.E.C. 693

563 BRICKMASONS AND STONEMASONS 615

567 CARPENTERS 8,458

584 PLASTERERS 196

588 CONCRETE AND TERRAZZO FINISHERS 766

753 CEMENTING AND GLUING MACHINE OPERATORS 156

779 MACHINE OPERATORS, NOT SPECIFIED 325

804 TRUCK DRIVERS, HEAVY 624

869 CONSTRUCTION LABORERS 21,415
661
SUBTOTAL 33,248
661
HEAVY CONSTRUCTION CONTRACTORS (SIC 16)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
558 SUPERVISORS, N.E.C. 122

567 CARPENTERS 122

585 PLUMBERS, PIPEFITTERS, AND STEAMFITTERS 366

588 CONCRETE AND TERRAZZO FINISHERS 122

779 MACHINE OPERATORS, NOT SPECIFIED 488

869 CONSTRUCTION LABORERS 1,830

SUBTOTAL 3,050

SPECIAL TRADE CONTRACTORS (SIC 17)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
558 SUPERVISORS, N.E.C. 4,533

565 TILE SETTERS, HARD AND SOFT 7,049

567 CARPENTERS 3,811

573 DRYWALL INSTALLERS 3,327

575 ELECTRICIANS 127

584 PLASTERERS 2,868

595 ROOFERS 1,851

599 CONSTRUCTION TRADES, N.E.C. 3,328

704 LATHE AND TURNING MACHINE OPERATORS 5,098

753 CEMENTING AND GLUING MACHINE OPERATORS 3,371

869 CONSTRUCTION LABORERS 16,636

SUBTOTAL 51,999

FOOD AND KINDRED PRODUCTS (SIC 20)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
364 TRAFFIC, SHIPPING, AND RECEIVING CLERKS 1,147

365 STOCK AND INVENTORY CLERKS 89

453 JANITORS AND CLEANERS 1,995
248
547 SPECIFIED MECHANICS AND REPAIRERS, N.E.C. 356

633 SUPERVISORS, PRODUCTION OCCUPATIONS 970

637 MACHINISTS 1,130

687 BAKERS 2,076
247
688 FOOD BATCHMAKERS 747

754 PACKAGING AND FILLING MACHINE OPERATORS 2,705
1,538
756 MIXING AND BLENDING MACHINE OPERATORS 3,148

757 SEPARATING, FILTERING, AND CLARIFYING MACHINE OPERATORS 110

759 PAINTING AND PAINT SPRAYING MACHINE OPERATORS 33

763 ROASTING AND BAKING MACHINE OPERATORS, FOOD 117

768 CRUSHING AND GRINDING MACHINE OPERATORS 2,049

777 MISCELLANEOUS MACHINE OPERATORS, N.E.C. 1,337
249
779 MACHINE OPERATORS, NOT SPECIFIED 5,121
1,956
796 PRODUCTION INSPECTORS, CHECKERS, AND EXAMINERS 200
73
856 INDUSTRIAL TRUCK AND TRACTOR EQUIPMENT OPERATORS 280

877 STOCK HANDLERS AND BAGGERS 1,334
248
878 MACHINE FEEDERS AND OFFBEARERS 1,487

888 HAND PACKERS AND PACKAGERS 2,810
2,686
889 LABORERS, EXCEPT CONSTRUCTION 1,256

SUBTOTAL 30,497
7,245
TEXTILE MILL PRODUCTS (SIC 22)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
734 PRINTING MACHINE OPERATORS 1,209
725
738 WINDING AND TWISTING MACHINE OPERATORS 1,874
1,874
SUBTOTAL 3,083
2,599
LUMBER AND WOOD PRODUCTS (SIC 24)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
709 GRINDING, ABRADING, BUFFING, AND POLISHING MACHINE OPERATORS 90

756 MIXING AND BLENDING MACHINE OPERATORS 134
45
779 MACHINE OPERATORS, NOT SPECIFIED 134

SUBTOTAL 358
45
FURNITURE AND FIXTURES (SIC 25)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
709 GRINDING, ABRADING, BUFFING, AND POLISHING MACHINE OPERATORS 569

769 SLICING AND CUTTING MACHINE OPERATORS 1,174
391
SUBTOTAL 1,743
391
PAPER AND ALLIED PRODUCTS (SIC 26)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
777 MISCELLANEOUS MACHINE OPERATORS, N.E.C. 48

SUBTOTAL 48

CHEMICALS AND ALLIED PRODUCTS (SIC 28)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
036 INSPECTORS AND COMPLIANCE OFFICERS, EXC. CONSTRUCTION 32
32
048 CHEMICAL ENGINEERS 6

073 CHEMISTS, EXCEPT BIOCHEMISTS 798
251
224 CHEMICAL TECHNICIANS 3,546
1,543
235 TECHNICIANS, N.E.C. 512
183
453 JANITORS AND CLEANERS 556

535 CAMERA, WATCH, AND MUSICAL INSTRUMENT REPAIRERS 6

549 NOT SPECIFIED MECHANICS AND REPAIRERS 133

575 ELECTRICIANS 3

585 PLUMBERS, PIPEFITTERS, AND STEAMFITTERS 3

633 SUPERVISORS, PRODUCTION OCCUPATIONS 319

756 MIXING AND BLENDING MACHINE OPERATORS 2,162
37
783 WELDERS AND CUTTERS 6

889 LABORERS, EXCEPT CONSTRUCTION 165
91
SUBTOTAL 8,247
2,137
PETROLEUM AND COAL PRODUCTS (SIC 29)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
019 MANAGERS AND ADMINISTRATORS, N.E.C. 7

073 CHEMISTS, EXCEPT BIOCHEMISTS 336

224 CHEMICAL TECHNICIANS 349
112
777 MISCELLANEOUS MACHINE OPERATORS, N.E.C. 638
43
SUBTOTAL 1,330
155
RUBBER AND MISC. PLASTICS PRODUCTS (SIC 30)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
357 MESSENGERS 278

453 JANITORS AND CLEANERS 260

519 MACHINERY MAINTENANCE OCCUPATIONS 271

575 ELECTRICIANS 338

585 PLUMBERS, PIPEFITTERS, AND STEAMFITTERS 433

653 SHEET METAL WORKERS 88

719 MOLDING AND CASTING MACHINE OPERATORS 502
50
728 SHAPING AND JOINING MACHINE OPERATORS 1,954
1,042
753 CEMENTING AND GLUING MACHINE OPERATORS 616

756 MIXING AND BLENDING MACHINE OPERATORS 74

759 PAINTING AND PAINT SPRAYING MACHINE OPERATORS 63

777 MISCELLANEOUS MACHINE OPERATORS, N.E.C. 100

779 MACHINE OPERATORS, NOT SPECIFIED 234

783 WELDERS AND CUTTERS 102

785 ASSEMBLERS 6,102
1,964
SUBTOTAL 11,415
3,056
STONE, CLAY, AND GLASS PRODUCTS (SIC 32)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
216 ENGINEERING TECHNICIANS, N.E.C. 718
120
363 PRODUCTION COORDINATORS 1,361

453 JANITORS AND CLEANERS 583

584 PLASTERERS 188

633 SUPERVISORS, PRODUCTION OCCUPATIONS 984

637 MACHINISTS 158

719 MOLDING AND CASTING MACHINE OPERATORS 115

744 TEXTILE SEWING MACHINE OPERATORS 583

756 MIXING AND BLENDING MACHINE OPERATORS 39

777 MISCELLANEOUS MACHINE OPERATORS, N.E.C. 1,197
299
779 MACHINE OPERATORS, NOT SPECIFIED 1,212

787 HAND MOLDING, CASTING, AND FORMING OCCUPATIONS 78

804 TRUCK DRIVERS, HEAVY 6,524

883 FREIGHT, STOCK, AND MATERIAL MOVERS, HAND, N.E.C. 428
78
889 LABORERS, EXCEPT CONSTRUCTION 804

SUBTOTAL 14,972
497
PRIMARY METAL INDUSTRIES (SIC 33)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
216 ENGINEERING TECHNICIANS, N.E.C. 126

365 STOCK AND INVENTORY CLERKS 238

453 JANITORS AND CLEANERS 835

675 HAND MOLDERS AND SHAPERS, EXCEPT JEWELERS 7

676 PATTERNMAKERS, LAY-OUT WORKERS, AND CUTTERS 118

709 GRINDING, ABRADING, BUFFING, AND POLISHING MACHINE OPERATORS 16
5
733 MISCELLANEOUS WOODWORKING MACHINE OPERATORS 14

787 HAND MOLDING, CASTING, AND FORMING OCCUPATIONS 7
5
889 LABORERS, EXCEPT CONSTRUCTION 7

SUBTOTAL 1,368
10
FABRICATED METAL PRODUCTS (SIC 34)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
059 ENGINEERS, N.E.C. 182

073 CHEMISTS, EXCEPT BIOCHEMISTS 26

216 ENGINEERING TECHNICIANS, N.E.C. 199

563 BRICKMASONS AND STONEMASONS 278

675 HAND MOLDERS AND SHAPERS, EXCEPT JEWELERS 156

709 GRINDING, ABRADING, BUFFING, AND POLISHING MACHINE OPERATORS 156

719 MOLDING AND CASTING MACHINE OPERATORS 442
52
755 EXTRUDING AND FORMING MACHINE OPERATORS 26

756 MIXING AND BLENDING MACHINE OPERATORS 455

759 PAINTING AND PAINT SPRAYING MACHINE OPERATORS 182

777 MISCELLANEOUS MACHINE OPERATORS, N.E.C. 130

796 PRODUCTION INSPECTORS, CHECKERS, AND EXAMINERS 561

859 MISCELLANEOUS MATERIAL MOVING EQUIPMENT OPERATORS 78

SUBTOTAL 2,871
52
MACHINERY, EXCEPT ELECTRICAL (SIC 35)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
549 NOT SPECIFIED MECHANICS AND REPAIRERS 84

585 PLUMBERS, PIPEFITTERS, AND STEAMFITTERS 793

645 PATTERNMAKERS AND MODEL MAKERS, METAL 168

656 PATTERNMAKERS AND MODEL MAKERS, WOOD 922

675 HAND MOLDERS AND SHAPERS, EXCEPT JEWELERS 232

733 MISCELLANEOUS WOODWORKING MACHINE OPERATORS 50

783 WELDERS AND CUTTERS 347

785 ASSEMBLERS 566

SUBTOTAL 3,162

ELECTRIC AND ELECTRONIC EQUIPMENT (SIC 36)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
723 METAL PLATING MACHINE OPERATORS 11

785 ASSEMBLERS 24

SUBTOTAL 35

TRANSPORTATION EQUIPMENT (SIC 37)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
216 ENGINEERING TECHNICIANS, N.E.C. 11

453 JANITORS AND CLEANERS 1,396

563 BRICKMASONS AND STONEMASONS 17

633 SUPERVISORS, PRODUCTION OCCUPATIONS 60

634 TOOL AND DIE MAKERS 350
32
637 MACHINISTS 44

709 GRINDING, ABRADING, BUFFING, AND POLISHING MACHINE OPERATORS 481
72
719 MOLDING AND CASTING MACHINE OPERATORS 37

723 METAL PLATING MACHINE OPERATORS 14

785 ASSEMBLERS 999
139
796 PRODUCTION INSPECTORS, CHECKERS, AND EXAMINERS 55

SUBTOTAL 3,464
243
INSTRUMENTS AND RELATED PRODUCTS (SIC 38)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
637 MACHINISTS 157

678 DENTAL LABORATORY AND MEDICAL APPLIANCE TECHNICIANS 134
134
719 MOLDING AND CASTING MACHINE OPERATORS 22

SUBTOTAL 313
134
MISCELLANEOUS MANUFACTURING INDUSTRIES (SIC 39)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
659 MISCELLANEOUS PRECISION WOODWORKERS 60

SUBTOTAL 60

TRUCKING AND WAREHOUSING (SIC 42)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
453 JANITORS AND CLEANERS 35

SUBTOTAL 35

TRANSPORTATION BY AIR (SIC 45)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
216 ENGINEERING TECHNICIANS, N.E.C. 3

453 JANITORS AND CLEANERS 599

SUBTOTAL 602

COMMUNICATION (SIC 48)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
529 TELEPHONE INSTALLERS AND REPAIRERS 6,749

SUBTOTAL 6,749

ELECTRIC, GAS, AND SANITARY SERVICES (SIC 49)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
557 SUPERVISORS; PLUMBERS, PIPEFITTERS, AND STEAMFITTERS 3,250

SUBTOTAL 3,250

WHOLESALE TRADE - DURABLE GOODS (SIC 50)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
633 SUPERVISORS, PRODUCTION OCCUPATIONS 223

804 TRUCK DRIVERS, HEAVY 890

889 LABORERS, EXCEPT CONSTRUCTION 668

SUBTOTAL 1,781

WHOLESALE TRADE - NONDURABLE GOODS (SIC 51)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
225 SCIENCE TECHNICIANS, N.E.C. 1,185
474
633 SUPERVISORS, PRODUCTION OCCUPATIONS 1,185

889 LABORERS, EXCEPT CONSTRUCTION 3,791

SUBTOTAL 6,161
474
BUSINESS SERVICES (SIC 73)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
073 CHEMISTS, EXCEPT BIOCHEMISTS 1,858
587
216 ENGINEERING TECHNICIANS, N.E.C. 52
45
224 CHEMICAL TECHNICIANS 436
109
677 OPTICAL GOODS WORKERS 42

719 MOLDING AND CASTING MACHINE OPERATORS 53
13
759 PAINTING AND PAINT SPRAYING MACHINE OPERATORS 3

797 PRODUCTION TESTERS 2,373
698
SUBTOTAL 4,817
1,452
HEALTH SERVICES (SIC 80)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
069 PHYSICISTS AND ASTRONOMERS 1,354
829
084 PHYSICIANS 52
52
095 REGISTERED NURSES 2,659
2,659
096 PHARMACISTS 577
331
203 CLINICAL LABORATORY TECHNOLOGISTS AND TECHNICIANS 1,002
774
204 DENTAL HYGIENISTS 85
49
206 RADIOLOGIC TECHNICIANS 403
267
207 LICENSED PRACTICAL NURSES 97
97
208 HEALTH TECHNOLOGISTS AND TECHNICIANS, N.E.C. 1,695
1,204
445 DENTAL ASSISTANTS 107
57
447 NURSING AIDES, ORDERLIES, AND ATTENDANTS 39

453 JANITORS AND CLEANERS 560

518 INDUSTRIAL MACHINERY REPAIRERS 92

563 BRICKMASONS AND STONEMASONS 18

567 CARPENTERS 100

584 PLASTERERS 13

643 BOILERMAKERS 75

678 DENTAL LABORATORY AND MEDICAL APPLIANCE TECHNICIANS 35
21
759 PAINTING AND PAINT SPRAYING MACHINE OPERATORS 81

SUBTOTAL 9,044
6,340
TOTAL 209,813 25,491
RELATED PAGES: Estimates by SIC, Estimates by Occupation

*(1) The estimates for each occupation apply only to the 3- and 4-digit SICs surveyed within the 2-digit SIC where the agent was observed. Not all SICs were surveyed, and not all agents were observed in all surveyed SICs. (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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