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 BENTONITE
CAS # 1302-78-9
RTECS # CT9450000 
Agent Code 90340

AGRICULTURAL SERVICES (SIC 07)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
019 MANAGERS AND ADMINISTRATORS, N.E.C. 139

487 ANIMAL CARETAKERS, EXCEPT FARM 928
589
633 SUPERVISORS, PRODUCTION OCCUPATIONS 555

756 MIXING AND BLENDING MACHINE OPERATORS 2,777

SUBTOTAL 4,399
589
OIL AND GAS EXTRACTION (SIC 13)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
368 WEIGHERS, MEASURERS, AND CHECKERS 109

518 INDUSTRIAL MACHINERY REPAIRERS 72

575 ELECTRICIANS 109

613 SUPERVISORS, EXTRACTIVE OCCUPATIONS 335

614 DRILLERS, OIL WELL 12,798

617 MINING OCCUPATIONS, N.E.C. 10,636

637 MACHINISTS 72

859 MISCELLANEOUS MATERIAL MOVING EQUIPMENT OPERATORS 119

869 CONSTRUCTION LABORERS 795

SUBTOTAL 25,045

GENERAL BUILDING CONTRACTORS (SIC 15)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
453 JANITORS AND CLEANERS 122

544 MILLWRIGHTS 36

567 CARPENTERS 3,670

575 ELECTRICIANS 121

579 PAINTERS, CONSTRUCTION AND MAINTENANCE 783

585 PLUMBERS, PIPEFITTERS, AND STEAMFITTERS 8,390
69
593 INSULATION WORKERS 5,971

596 SHEETMETAL DUCT INSTALLERS 171
7
597 STRUCTURAL METAL WORKERS 1,687

643 BOILERMAKERS 6,437

757 SEPARATING, FILTERING, AND CLARIFYING MACHINE OPERATORS 3,241

783 WELDERS AND CUTTERS 2,043
5
844 OPERATING ENGINEERS 85

865 HELPERS, CONSTRUCTION TRADES 922

869 CONSTRUCTION LABORERS 3,118
5
SUBTOTAL 36,797
86
HEAVY CONSTRUCTION CONTRACTORS (SIC 16)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
516 HEAVY EQUIPMENT MECHANICS 1,216

585 PLUMBERS, PIPEFITTERS, AND STEAMFITTERS 5,695
100
783 WELDERS AND CUTTERS 42

869 CONSTRUCTION LABORERS 2,098

SUBTOTAL 9,051
100
SPECIAL TRADE CONTRACTORS (SIC 17)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
453 JANITORS AND CLEANERS 2,119

507 BUS, TRUCK, AND STATIONARY ENGINE MECHANICS 218

518 INDUSTRIAL MACHINERY REPAIRERS 1,274

534 HEATING, AIR CONDITIONING, AND REFRIGERATION MECHANICS 4,241

565 TILE SETTERS, HARD AND SOFT 7,063

567 CARPENTERS 2,278

573 DRYWALL INSTALLERS 2,264

575 ELECTRICIANS 5,716

579 PAINTERS, CONSTRUCTION AND MAINTENANCE 1,204

583 PAPERHANGERS 387

585 PLUMBERS, PIPEFITTERS, AND STEAMFITTERS 5,929

595 ROOFERS 12,900

599 CONSTRUCTION TRADES, N.E.C. 4,040
329
709 GRINDING, ABRADING, BUFFING, AND POLISHING MACHINE OPERATORS 699

734 PRINTING MACHINE OPERATORS 227
76
783 WELDERS AND CUTTERS 4,313

844 OPERATING ENGINEERS 3,219

869 CONSTRUCTION LABORERS 2,390

SUBTOTAL 60,481
405
FOOD AND KINDRED PRODUCTS (SIC 20)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
453 JANITORS AND CLEANERS 1,752
248
454 ELEVATOR OPERATORS 363

505 AUTOMOBILE MECHANICS 154

507 BUS, TRUCK, AND STATIONARY ENGINE MECHANICS 524

518 INDUSTRIAL MACHINERY REPAIRERS 152

549 NOT SPECIFIED MECHANICS AND REPAIRERS 973

579 PAINTERS, CONSTRUCTION AND MAINTENANCE 48

633 SUPERVISORS, PRODUCTION OCCUPATIONS 248

734 PRINTING MACHINE OPERATORS 51

754 PACKAGING AND FILLING MACHINE OPERATORS 129
129
756 MIXING AND BLENDING MACHINE OPERATORS 258

759 PAINTING AND PAINT SPRAYING MACHINE OPERATORS 26

766 FURNACE, KILN, AND OVEN OPERATORS, EXC. FOOD 79

768 CRUSHING AND GRINDING MACHINE OPERATORS 1,238

877 STOCK HANDLERS AND BAGGERS 773

888 HAND PACKERS AND PACKAGERS 725

SUBTOTAL 7,493
377
TEXTILE MILL PRODUCTS (SIC 22)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
216 ENGINEERING TECHNICIANS, N.E.C. 103

453 JANITORS AND CLEANERS 491
35
549 NOT SPECIFIED MECHANICS AND REPAIRERS 165

738 WINDING AND TWISTING MACHINE OPERATORS 1,874
1,874
743 TEXTILE CUTTING MACHINE OPERATORS 171

749 MISCELLANEOUS TEXTILE MACHINE OPERATORS 137

753 CEMENTING AND GLUING MACHINE OPERATORS 171
171
756 MIXING AND BLENDING MACHINE OPERATORS 69

759 PAINTING AND PAINT SPRAYING MACHINE OPERATORS 103

783 WELDERS AND CUTTERS 333

SUBTOTAL 3,617
2,080
APPAREL AND OTHER TEXTILE PRODUCTS (SIC 23)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
453 JANITORS AND CLEANERS 65

518 INDUSTRIAL MACHINERY REPAIRERS 111

749 MISCELLANEOUS TEXTILE MACHINE OPERATORS 277

SUBTOTAL 453

LUMBER AND WOOD PRODUCTS (SIC 24)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
453 JANITORS AND CLEANERS 1,252

496 TIMBER CUTTING AND LOGGING OCCUPATIONS 224

549 NOT SPECIFIED MECHANICS AND REPAIRERS 192

573 DRYWALL INSTALLERS 119

715 MISCELLANEOUS METAL, PLASTIC, STONE, AND GLASS WORKING MACHINE OPERATORS 429

733 MISCELLANEOUS WOODWORKING MACHINE OPERATORS 462

777 MISCELLANEOUS MACHINE OPERATORS, N.E.C. 1,299

855 GRADER, DOZER, AND SCRAPER OPERATORS 90

SUBTOTAL 4,067

FURNITURE AND FIXTURES (SIC 25)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
365 STOCK AND INVENTORY CLERKS 53

453 JANITORS AND CLEANERS 53

634 TOOL AND DIE MAKERS 158

637 MACHINISTS 211

658 FURNITURE AND WOOD FINISHERS 672
224
703 LATHE AND TURNING MACHINE SET-UP OPERATORS 369

706 PUNCHING AND STAMPING PRESS MACHINE OPERATORS 369

717 FABRICATING MACHINE OPERATORS, N.E.C. 633

759 PAINTING AND PAINT SPRAYING MACHINE OPERATORS 105

777 MISCELLANEOUS MACHINE OPERATORS, N.E.C. 53

783 WELDERS AND CUTTERS 1,460
158
859 MISCELLANEOUS MATERIAL MOVING EQUIPMENT OPERATORS 791

888 HAND PACKERS AND PACKAGERS 1,212
158
889 LABORERS, EXCEPT CONSTRUCTION 316

SUBTOTAL 6,455
540
PAPER AND ALLIED PRODUCTS (SIC 26)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
216 ENGINEERING TECHNICIANS, N.E.C. 981

235 TECHNICIANS, N.E.C. 222

453 JANITORS AND CLEANERS 5,124

507 BUS, TRUCK, AND STATIONARY ENGINE MECHANICS 14

549 NOT SPECIFIED MECHANICS AND REPAIRERS 1,663

633 SUPERVISORS, PRODUCTION OCCUPATIONS 354

734 PRINTING MACHINE OPERATORS 560

749 MISCELLANEOUS TEXTILE MACHINE OPERATORS 2,550

753 CEMENTING AND GLUING MACHINE OPERATORS 203

756 MIXING AND BLENDING MACHINE OPERATORS 1,129

757 SEPARATING, FILTERING, AND CLARIFYING MACHINE OPERATORS 32

764 WASHING, CLEANING, AND PICKLING MACHINE OPERATORS 95

769 SLICING AND CUTTING MACHINE OPERATORS 101

777 MISCELLANEOUS MACHINE OPERATORS, N.E.C. 1,030

783 WELDERS AND CUTTERS 169

787 HAND MOLDING, CASTING, AND FORMING OCCUPATIONS 687
46
804 TRUCK DRIVERS, HEAVY 152

856 INDUSTRIAL TRUCK AND TRACTOR EQUIPMENT OPERATORS 405

SUBTOTAL 15,471
46
PRINTING AND PUBLISHING (SIC 27)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
188 PAINTERS, SCULPTORS, CRAFT-ARTISTS, AND ARTIST PRINTMAKERS 2,044
946
356 MAIL CLERKS, EXC. POSTAL SERVICE 1,226
350
364 TRAFFIC, SHIPPING, AND RECEIVING CLERKS 1,073
239
426 GUARDS AND POLICE, EXC. PUBLIC SERVICE 140

453 JANITORS AND CLEANERS 1,278
137
518 INDUSTRIAL MACHINERY REPAIRERS 247
18
547 SPECIFIED MECHANICS AND REPAIRERS, N.E.C. 281
28
549 NOT SPECIFIED MECHANICS AND REPAIRERS 765

633 SUPERVISORS, PRODUCTION OCCUPATIONS 113
28
649 ENGRAVERS, METAL 263

679 BOOKBINDERS 1,504
882
719 MOLDING AND CASTING MACHINE OPERATORS 455

734 PRINTING MACHINE OPERATORS 9,879
983
735 PHOTOENGRAVERS AND LITHOGRAPHERS 1,655
172
736 TYPESETTERS AND COMPOSITORS 586

737 MISCELLANEOUS PRINTING MACHINE OPERATORS 332

765 FOLDING MACHINE OPERATORS 1,878
683
769 SLICING AND CUTTING MACHINE OPERATORS 292

774 PHOTOGRAPHIC PROCESS MACHINE OPERATORS 256

777 MISCELLANEOUS MACHINE OPERATORS, N.E.C. 1,287

783 WELDERS AND CUTTERS 59

796 PRODUCTION INSPECTORS, CHECKERS, AND EXAMINERS 489
326
889 LABORERS, EXCEPT CONSTRUCTION 2,887
2,475
SUBTOTAL 28,989
7,267
CHEMICALS AND ALLIED PRODUCTS (SIC 28)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
225 SCIENCE TECHNICIANS, N.E.C. 366
366
335 FILE CLERKS 104

364 TRAFFIC, SHIPPING, AND RECEIVING CLERKS 103
52
389 ADMINISTRATIVE SUPPORT OCCUPATIONS, N.E.C. 52

453 JANITORS AND CLEANERS 1,625
41
549 NOT SPECIFIED MECHANICS AND REPAIRERS 202

575 ELECTRICIANS 26

633 SUPERVISORS, PRODUCTION OCCUPATIONS 104

653 SHEET METAL WORKERS 122
6
734 PRINTING MACHINE OPERATORS 13

754 PACKAGING AND FILLING MACHINE OPERATORS 916
276
756 MIXING AND BLENDING MACHINE OPERATORS 4,299
996
757 SEPARATING, FILTERING, AND CLARIFYING MACHINE OPERATORS 944

759 PAINTING AND PAINT SPRAYING MACHINE OPERATORS 257
43
777 MISCELLANEOUS MACHINE OPERATORS, N.E.C. 1,255

783 WELDERS AND CUTTERS 459
10
859 MISCELLANEOUS MATERIAL MOVING EQUIPMENT OPERATORS 332

877 STOCK HANDLERS AND BAGGERS 138

888 HAND PACKERS AND PACKAGERS 3,621
2,484
889 LABORERS, EXCEPT CONSTRUCTION 616
21
SUBTOTAL 15,554
4,295
PETROLEUM AND COAL PRODUCTS (SIC 29)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
453 JANITORS AND CLEANERS 1,823
83
505 AUTOMOBILE MECHANICS 63

593 INSULATION WORKERS 581
161
637 MACHINISTS 966

783 WELDERS AND CUTTERS 206

SUBTOTAL 3,639
244
RUBBER AND MISC. PLASTICS PRODUCTS (SIC 30)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
235 TECHNICIANS, N.E.C. 110

357 MESSENGERS 278

453 JANITORS AND CLEANERS 544
15
518 INDUSTRIAL MACHINERY REPAIRERS 219

519 MACHINERY MAINTENANCE OCCUPATIONS 271

575 ELECTRICIANS 338

585 PLUMBERS, PIPEFITTERS, AND STEAMFITTERS 433

633 SUPERVISORS, PRODUCTION OCCUPATIONS 146

637 MACHINISTS 110

653 SHEET METAL WORKERS 88

658 FURNITURE AND WOOD FINISHERS 1,167
146
695 POWER PLANT OPERATORS 18

749 MISCELLANEOUS TEXTILE MACHINE OPERATORS 949
79
753 CEMENTING AND GLUING MACHINE OPERATORS 616

755 EXTRUDING AND FORMING MACHINE OPERATORS 676
65
756 MIXING AND BLENDING MACHINE OPERATORS 1,100
65
757 SEPARATING, FILTERING, AND CLARIFYING MACHINE OPERATORS 54

759 PAINTING AND PAINT SPRAYING MACHINE OPERATORS 183

769 SLICING AND CUTTING MACHINE OPERATORS 581
58
777 MISCELLANEOUS MACHINE OPERATORS, N.E.C. 3,991
309
779 MACHINE OPERATORS, NOT SPECIFIED 41

783 WELDERS AND CUTTERS 1,926

785 ASSEMBLERS 296
59
796 PRODUCTION INSPECTORS, CHECKERS, AND EXAMINERS 288
29
856 INDUSTRIAL TRUCK AND TRACTOR EQUIPMENT OPERATORS 156

873 PRODUCTION HELPERS 1,205
73
878 MACHINE FEEDERS AND OFFBEARERS 88

SUBTOTAL 15,872
898
STONE, CLAY, AND GLASS PRODUCTS (SIC 32)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
216 ENGINEERING TECHNICIANS, N.E.C. 44
44
364 TRAFFIC, SHIPPING, AND RECEIVING CLERKS 178

453 JANITORS AND CLEANERS 888

547 SPECIFIED MECHANICS AND REPAIRERS, N.E.C. 416

549 NOT SPECIFIED MECHANICS AND REPAIRERS 241

575 ELECTRICIANS 226

584 PLASTERERS 188

633 SUPERVISORS, PRODUCTION OCCUPATIONS 376

637 MACHINISTS 75

709 GRINDING, ABRADING, BUFFING, AND POLISHING MACHINE OPERATORS 252
207
756 MIXING AND BLENDING MACHINE OPERATORS 468

759 PAINTING AND PAINT SPRAYING MACHINE OPERATORS 267
44
766 FURNACE, KILN, AND OVEN OPERATORS, EXC. FOOD 248

777 MISCELLANEOUS MACHINE OPERATORS, N.E.C. 3,440

783 WELDERS AND CUTTERS 647

856 INDUSTRIAL TRUCK AND TRACTOR EQUIPMENT OPERATORS 178

859 MISCELLANEOUS MATERIAL MOVING EQUIPMENT OPERATORS 804
445
878 MACHINE FEEDERS AND OFFBEARERS 462
178
883 FREIGHT, STOCK, AND MATERIAL MOVERS, HAND, N.E.C. 226

887 VEHICLE WASHERS AND EQUIPMENT CLEANERS 89

SUBTOTAL 9,713
918
PRIMARY METAL INDUSTRIES (SIC 33)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
095 REGISTERED NURSES 7
7
216 ENGINEERING TECHNICIANS, N.E.C. 322

225 SCIENCE TECHNICIANS, N.E.C. 490

315 TYPISTS 72

365 STOCK AND INVENTORY CLERKS 364

453 JANITORS AND CLEANERS 8,001
12
505 AUTOMOBILE MECHANICS 285

507 BUS, TRUCK, AND STATIONARY ENGINE MECHANICS 222

518 INDUSTRIAL MACHINERY REPAIRERS 534

519 MACHINERY MAINTENANCE OCCUPATIONS 108

544 MILLWRIGHTS 1,579

547 SPECIFIED MECHANICS AND REPAIRERS, N.E.C. 829

549 NOT SPECIFIED MECHANICS AND REPAIRERS 636

563 BRICKMASONS AND STONEMASONS 1,761

567 CARPENTERS 145

575 ELECTRICIANS 460

585 PLUMBERS, PIPEFITTERS, AND STEAMFITTERS 145

633 SUPERVISORS, PRODUCTION OCCUPATIONS 71

634 TOOL AND DIE MAKERS 20

637 MACHINISTS 867

675 HAND MOLDERS AND SHAPERS, EXCEPT JEWELERS 6,868

676 PATTERNMAKERS, LAY-OUT WORKERS, AND CUTTERS 203

696 STATIONARY ENGINEERS 11

704 LATHE AND TURNING MACHINE OPERATORS 458

706 PUNCHING AND STAMPING PRESS MACHINE OPERATORS 345

707 ROLLING MACHINE OPERATORS 1,179

709 GRINDING, ABRADING, BUFFING, AND POLISHING MACHINE OPERATORS 1,965
249
713 FORGING MACHINE OPERATORS 102

719 MOLDING AND CASTING MACHINE OPERATORS 8,044
72
723 METAL PLATING MACHINE OPERATORS 119

724 HEAT TREATING EQUIPMENT OPERATORS 944

725 MISCELLANEOUS METAL AND PLASTIC PROCESSING MACHINE OPERATORS 142

749 MISCELLANEOUS TEXTILE MACHINE OPERATORS 516

756 MIXING AND BLENDING MACHINE OPERATORS 188

757 SEPARATING, FILTERING, AND CLARIFYING MACHINE OPERATORS 44

759 PAINTING AND PAINT SPRAYING MACHINE OPERATORS 29

764 WASHING, CLEANING, AND PICKLING MACHINE OPERATORS 155

766 FURNACE, KILN, AND OVEN OPERATORS, EXC. FOOD 5,102
84
768 CRUSHING AND GRINDING MACHINE OPERATORS 165

777 MISCELLANEOUS MACHINE OPERATORS, N.E.C. 8,056
170
779 MACHINE OPERATORS, NOT SPECIFIED 1,041

783 WELDERS AND CUTTERS 1,514

784 SOLDERERS AND BRAZERS 8

785 ASSEMBLERS 3,332
135
797 PRODUCTION TESTERS 72

804 TRUCK DRIVERS, HEAVY 285

849 CRANE AND TOWER OPERATORS 6,852
203
856 INDUSTRIAL TRUCK AND TRACTOR EQUIPMENT OPERATORS 35

859 MISCELLANEOUS MATERIAL MOVING EQUIPMENT OPERATORS 2

865 HELPERS, CONSTRUCTION TRADES 288

887 VEHICLE WASHERS AND EQUIPMENT CLEANERS 135

889 LABORERS, EXCEPT CONSTRUCTION 5,729
49
SUBTOTAL 70,846
981
FABRICATED METAL PRODUCTS (SIC 34)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
059 ENGINEERS, N.E.C. 466

216 ENGINEERING TECHNICIANS, N.E.C. 121

364 TRAFFIC, SHIPPING, AND RECEIVING CLERKS 273

389 ADMINISTRATIVE SUPPORT OCCUPATIONS, N.E.C. 1,462

453 JANITORS AND CLEANERS 1,278
24
507 BUS, TRUCK, AND STATIONARY ENGINE MECHANICS 158

518 INDUSTRIAL MACHINERY REPAIRERS 40

549 NOT SPECIFIED MECHANICS AND REPAIRERS 1,022

575 ELECTRICIANS 139

579 PAINTERS, CONSTRUCTION AND MAINTENANCE 26

597 STRUCTURAL METAL WORKERS 853

633 SUPERVISORS, PRODUCTION OCCUPATIONS 843

634 TOOL AND DIE MAKERS 1,748
13
653 SHEET METAL WORKERS 3,619

675 HAND MOLDERS AND SHAPERS, EXCEPT JEWELERS 201

704 LATHE AND TURNING MACHINE OPERATORS 910
91
707 ROLLING MACHINE OPERATORS 1,519

709 GRINDING, ABRADING, BUFFING, AND POLISHING MACHINE OPERATORS 1,296

723 METAL PLATING MACHINE OPERATORS 136

724 HEAT TREATING EQUIPMENT OPERATORS 791

727 SAWING MACHINE OPERATORS 371

756 MIXING AND BLENDING MACHINE OPERATORS 496

759 PAINTING AND PAINT SPRAYING MACHINE OPERATORS 702
98
766 FURNACE, KILN, AND OVEN OPERATORS, EXC. FOOD 181

779 MACHINE OPERATORS, NOT SPECIFIED 182

783 WELDERS AND CUTTERS 6,191

785 ASSEMBLERS 3,971
248
796 PRODUCTION INSPECTORS, CHECKERS, AND EXAMINERS 97
97
859 MISCELLANEOUS MATERIAL MOVING EQUIPMENT OPERATORS 761

889 LABORERS, EXCEPT CONSTRUCTION 221

SUBTOTAL 30,074
571
MACHINERY, EXCEPT ELECTRICAL (SIC 35)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
019 MANAGERS AND ADMINISTRATORS, N.E.C. 46

073 CHEMISTS, EXCEPT BIOCHEMISTS 96
32
095 REGISTERED NURSES 70
23
216 ENGINEERING TECHNICIANS, N.E.C. 30

364 TRAFFIC, SHIPPING, AND RECEIVING CLERKS 91

453 JANITORS AND CLEANERS 6,723
110
503 SUPERVISORS, MECHANICS AND REPAIRERS 2,429

518 INDUSTRIAL MACHINERY REPAIRERS 687

547 SPECIFIED MECHANICS AND REPAIRERS, N.E.C. 378

549 NOT SPECIFIED MECHANICS AND REPAIRERS 724

633 SUPERVISORS, PRODUCTION OCCUPATIONS 158

634 TOOL AND DIE MAKERS 2,175

637 MACHINISTS 3,561
125
645 PATTERNMAKERS AND MODEL MAKERS, METAL 514

653 SHEET METAL WORKERS 555

675 HAND MOLDERS AND SHAPERS, EXCEPT JEWELERS 20

683 ELECTRICAL AND ELECTRONIC EQUIPMENT ASSEMBLERS 128

684 MISCELLANEOUS PRECISION WORKERS, N.E.C. 33

704 LATHE AND TURNING MACHINE OPERATORS 29

705 MILLING AND PLANING MACHINE OPERATORS 12

709 GRINDING, ABRADING, BUFFING, AND POLISHING MACHINE OPERATORS 1,886
303
713 FORGING MACHINE OPERATORS 30

715 MISCELLANEOUS METAL, PLASTIC, STONE, AND GLASS WORKING MACHINE OPERATORS 29

719 MOLDING AND CASTING MACHINE OPERATORS 424

724 HEAT TREATING EQUIPMENT OPERATORS 243
91
725 MISCELLANEOUS METAL AND PLASTIC PROCESSING MACHINE OPERATORS 45

728 SHAPING AND JOINING MACHINE OPERATORS 12

756 MIXING AND BLENDING MACHINE OPERATORS 81

759 PAINTING AND PAINT SPRAYING MACHINE OPERATORS 1,538
43
764 WASHING, CLEANING, AND PICKLING MACHINE OPERATORS 78

766 FURNACE, KILN, AND OVEN OPERATORS, EXC. FOOD 3,943

768 CRUSHING AND GRINDING MACHINE OPERATORS 293

769 SLICING AND CUTTING MACHINE OPERATORS 273
61
777 MISCELLANEOUS MACHINE OPERATORS, N.E.C. 1,501
183
779 MACHINE OPERATORS, NOT SPECIFIED 11,866
640
783 WELDERS AND CUTTERS 11,256
196
785 ASSEMBLERS 3,710

795 MISCELLANEOUS HAND WORKING OCCUPATIONS 12

796 PRODUCTION INSPECTORS, CHECKERS, AND EXAMINERS 1,265
819
804 TRUCK DRIVERS, HEAVY 19

849 CRANE AND TOWER OPERATORS 154

873 PRODUCTION HELPERS 74

878 MACHINE FEEDERS AND OFFBEARERS 25

889 LABORERS, EXCEPT CONSTRUCTION 6,259
1,021
SUBTOTAL 63,475
3,647
ELECTRIC AND ELECTRONIC EQUIPMENT (SIC 36)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
365 STOCK AND INVENTORY CLERKS 29

453 JANITORS AND CLEANERS 922
27
518 INDUSTRIAL MACHINERY REPAIRERS 81

519 MACHINERY MAINTENANCE OCCUPATIONS 31
31
549 NOT SPECIFIED MECHANICS AND REPAIRERS 593

579 PAINTERS, CONSTRUCTION AND MAINTENANCE 24
24
637 MACHINISTS 1,604

675 HAND MOLDERS AND SHAPERS, EXCEPT JEWELERS 519

706 PUNCHING AND STAMPING PRESS MACHINE OPERATORS 1,146
646
723 METAL PLATING MACHINE OPERATORS 189

755 EXTRUDING AND FORMING MACHINE OPERATORS 405

756 MIXING AND BLENDING MACHINE OPERATORS 554
130
759 PAINTING AND PAINT SPRAYING MACHINE OPERATORS 1,621
209
766 FURNACE, KILN, AND OVEN OPERATORS, EXC. FOOD 763
31
777 MISCELLANEOUS MACHINE OPERATORS, N.E.C. 58

779 MACHINE OPERATORS, NOT SPECIFIED 454

783 WELDERS AND CUTTERS 96

785 ASSEMBLERS 118
65
789 HAND PAINTING, COATING, AND DECORATING OCCUPATIONS 21
14
796 PRODUCTION INSPECTORS, CHECKERS, AND EXAMINERS 506
259
856 INDUSTRIAL TRUCK AND TRACTOR EQUIPMENT OPERATORS 430

873 PRODUCTION HELPERS 78

885 GARAGE AND SERVICE STATION RELATED OCCUPATIONS 7

888 HAND PACKERS AND PACKAGERS 376

889 LABORERS, EXCEPT CONSTRUCTION 481

SUBTOTAL 11,106
1,436
TRANSPORTATION EQUIPMENT (SIC 37)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
216 ENGINEERING TECHNICIANS, N.E.C. 371
3
453 JANITORS AND CLEANERS 4,064

505 AUTOMOBILE MECHANICS 45

544 MILLWRIGHTS 153

549 NOT SPECIFIED MECHANICS AND REPAIRERS 2,900
302
567 CARPENTERS 9,232

585 PLUMBERS, PIPEFITTERS, AND STEAMFITTERS 1,694
17
634 TOOL AND DIE MAKERS 350
32
637 MACHINISTS 431

643 BOILERMAKERS 82
6
644 PRECISION GRINDERS, FITTERS, AND TOOL SHARPENERS 22
7
653 SHEET METAL WORKERS 361
43
655 MISCELLANEOUS PRECISION METAL WORKERS 122

675 HAND MOLDERS AND SHAPERS, EXCEPT JEWELERS 9

676 PATTERNMAKERS, LAY-OUT WORKERS, AND CUTTERS 143

695 POWER PLANT OPERATORS 24

706 PUNCHING AND STAMPING PRESS MACHINE OPERATORS 65

709 GRINDING, ABRADING, BUFFING, AND POLISHING MACHINE OPERATORS 104
14
713 FORGING MACHINE OPERATORS 310

717 FABRICATING MACHINE OPERATORS, N.E.C. 199
57
719 MOLDING AND CASTING MACHINE OPERATORS 1,239
55
723 METAL PLATING MACHINE OPERATORS 17

753 CEMENTING AND GLUING MACHINE OPERATORS 87
52
759 PAINTING AND PAINT SPRAYING MACHINE OPERATORS 2,304
133
766 FURNACE, KILN, AND OVEN OPERATORS, EXC. FOOD 284

777 MISCELLANEOUS MACHINE OPERATORS, N.E.C. 105
37
779 MACHINE OPERATORS, NOT SPECIFIED 236
17
783 WELDERS AND CUTTERS 3,742
17
785 ASSEMBLERS 3,614
174
796 PRODUCTION INSPECTORS, CHECKERS, AND EXAMINERS 23

889 LABORERS, EXCEPT CONSTRUCTION 546

SUBTOTAL 32,878
966
INSTRUMENTS AND RELATED PRODUCTS (SIC 38)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
064 COMPUTER SYSTEMS ANALYSTS AND SCIENTISTS 386
125
216 ENGINEERING TECHNICIANS, N.E.C. 55
55
453 JANITORS AND CLEANERS 55

518 INDUSTRIAL MACHINERY REPAIRERS 114

567 CARPENTERS 7

575 ELECTRICIANS 14

677 OPTICAL GOODS WORKERS 708
108
709 GRINDING, ABRADING, BUFFING, AND POLISHING MACHINE OPERATORS 220
94
759 PAINTING AND PAINT SPRAYING MACHINE OPERATORS 55

777 MISCELLANEOUS MACHINE OPERATORS, N.E.C. 6
3
783 WELDERS AND CUTTERS 109

785 ASSEMBLERS 157
125
SUBTOTAL 1,886
510
MISCELLANEOUS MANUFACTURING INDUSTRIES (SIC 39)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
453 JANITORS AND CLEANERS 46
46
518 INDUSTRIAL MACHINERY REPAIRERS 103

633 SUPERVISORS, PRODUCTION OCCUPATIONS 92
92
634 TOOL AND DIE MAKERS 289

637 MACHINISTS 221

758 COMPRESSING AND COMPACTING MACHINE OPERATORS 693
600
759 PAINTING AND PAINT SPRAYING MACHINE OPERATORS 229
102
777 MISCELLANEOUS MACHINE OPERATORS, N.E.C. 28

SUBTOTAL 1,701
840
LOCAL AND INTERURBAN PASSENGER TRANSIT (SIC 41)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
453 JANITORS AND CLEANERS 415

505 AUTOMOBILE MECHANICS 142

507 BUS, TRUCK, AND STATIONARY ENGINE MECHANICS 121

SUBTOTAL 678

TRUCKING AND WAREHOUSING (SIC 42)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
453 JANITORS AND CLEANERS 94

507 BUS, TRUCK, AND STATIONARY ENGINE MECHANICS 441

533 MISCELLANEOUS ELECTRICAL AND ELECTRONIC EQUIPMENT REPAIRERS 3

579 PAINTERS, CONSTRUCTION AND MAINTENANCE 82

785 ASSEMBLERS 2

SUBTOTAL 622

WATER TRANSPORTATION (SIC 44)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
453 JANITORS AND CLEANERS 990

567 CARPENTERS 1,708
244
575 ELECTRICIANS 228

759 PAINTING AND PAINT SPRAYING MACHINE OPERATORS 1,708

SUBTOTAL 4,634
244
TRANSPORTATION BY AIR (SIC 45)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
453 JANITORS AND CLEANERS 1,480
363
508 AIRCRAFT ENGINE MECHANICS 6,707
57
515 AIRCRAFT MECHANICS, EXC. ENGINE 282

547 SPECIFIED MECHANICS AND REPAIRERS, N.E.C. 43

779 MACHINE OPERATORS, NOT SPECIFIED 69

SUBTOTAL 8,581
420
ELECTRIC, GAS, AND SANITARY SERVICES (SIC 49)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
453 JANITORS AND CLEANERS 3,935
63
505 AUTOMOBILE MECHANICS 552

516 HEAVY EQUIPMENT MECHANICS 494

547 SPECIFIED MECHANICS AND REPAIRERS, N.E.C. 610

549 NOT SPECIFIED MECHANICS AND REPAIRERS 2,443

577 ELECTRICAL POWER INSTALLERS AND REPAIRERS 933

694 WATER AND SEWAGE TREATMENT PLANT OPERATORS 115

696 STATIONARY ENGINEERS 692

783 WELDERS AND CUTTERS 952

SUBTOTAL 10,726
63
WHOLESALE TRADE - DURABLE GOODS (SIC 50)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
364 TRAFFIC, SHIPPING, AND RECEIVING CLERKS 307

365 STOCK AND INVENTORY CLERKS 702

453 JANITORS AND CLEANERS 1,425

637 MACHINISTS 176

769 SLICING AND CUTTING MACHINE OPERATORS 789

777 MISCELLANEOUS MACHINE OPERATORS, N.E.C. 1,431

783 WELDERS AND CUTTERS 5,729
247
873 PRODUCTION HELPERS 1,022

885 GARAGE AND SERVICE STATION RELATED OCCUPATIONS 2,363

SUBTOTAL 13,944
247
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
549 NOT SPECIFIED MECHANICS AND REPAIRERS 666

633 SUPERVISORS, PRODUCTION OCCUPATIONS 1,185

696 STATIONARY ENGINEERS 2,259

804 TRUCK DRIVERS, HEAVY 3,227

889 LABORERS, EXCEPT CONSTRUCTION 4,598

SUBTOTAL 13,120
474
AUTOMOTIVE DEALERS & SERVICE STATIONS (SIC 55)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
783 WELDERS AND CUTTERS 223

885 GARAGE AND SERVICE STATION RELATED OCCUPATIONS 4,391
1,098
SUBTOTAL 4,614
1,098
PERSONAL SERVICES (SIC 72)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
018 FUNERAL DIRECTORS 630
70
235 TECHNICIANS, N.E.C. 2,898

453 JANITORS AND CLEANERS 245

518 INDUSTRIAL MACHINERY REPAIRERS 392

SUBTOTAL 4,165
70
BUSINESS SERVICES (SIC 73)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
073 CHEMISTS, EXCEPT BIOCHEMISTS 391

078 BIOLOGICAL AND LIFE SCIENTISTS 75
56
216 ENGINEERING TECHNICIANS, N.E.C. 15

453 JANITORS AND CLEANERS 1,314

458 HAIRDRESSERS AND COSMETOLOGISTS 19
19
777 MISCELLANEOUS MACHINE OPERATORS, N.E.C. 995

SUBTOTAL 2,809
75
AUTO REPAIR, SERVICES, AND GARAGES (SIC 75)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
505 AUTOMOBILE MECHANICS 4,149

507 BUS, TRUCK, AND STATIONARY ENGINE MECHANICS 1,497

633 SUPERVISORS, PRODUCTION OCCUPATIONS 299

SUBTOTAL 5,945

MISCELLANEOUS REPAIR SERVICES (SIC 76)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
889 LABORERS, EXCEPT CONSTRUCTION 204

SUBTOTAL 204

HEALTH SERVICES (SIC 80)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
095 REGISTERED NURSES 7,844
2,670
096 PHARMACISTS 94
62
099 OCCUPATIONAL THERAPISTS 471
461
105 THERAPISTS, N.E.C. 248
248
203 CLINICAL LABORATORY TECHNOLOGISTS AND TECHNICIANS 20
20
207 LICENSED PRACTICAL NURSES 747
747
208 HEALTH TECHNOLOGISTS AND TECHNICIANS, N.E.C. 63
47
224 CHEMICAL TECHNICIANS 120
120
446 HEALTH AIDES, EXCEPT NURSING 2,147
1,329
447 NURSING AIDES, ORDERLIES, AND ATTENDANTS 39

449 MAIDS AND HOUSEMEN 810
589
453 JANITORS AND CLEANERS 1,857
292
549 NOT SPECIFIED MECHANICS AND REPAIRERS 850
32
567 CARPENTERS 270

575 ELECTRICIANS 77

579 PAINTERS, CONSTRUCTION AND MAINTENANCE 204

696 STATIONARY ENGINEERS 645
645
759 PAINTING AND PAINT SPRAYING MACHINE OPERATORS 44

777 MISCELLANEOUS MACHINE OPERATORS, N.E.C. 105

783 WELDERS AND CUTTERS 40

SUBTOTAL 16,695
7,262
TOTAL 545,799 36,749
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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