| Agent Name | SULFUR DIOXIDE |
| CAS # | 7446-09-5 |
| RTECS # | WS4550000 |
| Agent Code | 70860 |
| Code | Occupation Description (1980) | Total # Employees (Male & Female) |
Total # Female Employees |
| 048 | CHEMICAL ENGINEERS | 19 | |
| 056 | INDUSTRIAL ENGINEERS | 60 | |
| 059 | ENGINEERS, N.E.C. | 308 | |
| 073 | CHEMISTS, EXCEPT BIOCHEMISTS | 2,090 | 736 |
| 185 | DESIGNERS | 332 | |
| 189 | PHOTOGRAPHERS | 401 | 3 |
| 203 | CLINICAL LABORATORY TECHNOLOGISTS AND TECHNICIANS | 28 | 14 |
| 213 | ELECTRICAL AND ELECTRONIC TECHNICIANS | 388 | |
| 215 | MECHANICAL ENGINEERING TECHNICIANS | 58 | |
| 216 | ENGINEERING TECHNICIANS, N.E.C. | 722 | 260 |
| 223 | BIOLOGICAL TECHNICIANS | 180 | 154 |
| 224 | CHEMICAL TECHNICIANS | 1,715 | 186 |
| 225 | SCIENCE TECHNICIANS, N.E.C. | 189 | 105 |
| 235 | TECHNICIANS, N.E.C. | 320 | |
| 364 | TRAFFIC, SHIPPING, AND RECEIVING CLERKS | 90 | |
| 426 | GUARDS AND POLICE, EXC. PUBLIC SERVICE | 140 | |
| 453 | JANITORS AND CLEANERS | 2,808 | |
| 505 | AUTOMOBILE MECHANICS | 52 | |
| 507 | BUS, TRUCK, AND STATIONARY ENGINE MECHANICS | 312 | |
| 519 | MACHINERY MAINTENANCE OCCUPATIONS | 1,366 | |
| 535 | CAMERA, WATCH, AND MUSICAL INSTRUMENT REPAIRERS | 23 | |
| 547 | SPECIFIED MECHANICS AND REPAIRERS, N.E.C. | 279 | |
| 549 | NOT SPECIFIED MECHANICS AND REPAIRERS | 1,339 | |
| 563 | BRICKMASONS AND STONEMASONS | 69 | |
| 567 | CARPENTERS | 512 | |
| 575 | ELECTRICIANS | 553 | |
| 585 | PLUMBERS, PIPEFITTERS, AND STEAMFITTERS | 5,577 | 72 |
| 593 | INSULATION WORKERS | 584 | |
| 633 | SUPERVISORS, PRODUCTION OCCUPATIONS | 540 | |
| 637 | MACHINISTS | 1,119 | |
| 653 | SHEET METAL WORKERS | 75 | |
| 689 | INSPECTORS, TESTERS, AND GRADERS | 14 | |
| 694 | WATER AND SEWAGE TREATMENT PLANT OPERATORS | 150 | |
| 695 | POWER PLANT OPERATORS | 394 | |
| 696 | STATIONARY ENGINEERS | 7 | |
| 699 | MISCELLANEOUS PLANT AND SYSTEM OPERATORS | 132 | |
| 719 | MOLDING AND CASTING MACHINE OPERATORS | 416 | 249 |
| 723 | METAL PLATING MACHINE OPERATORS | 575 | 63 |
| 733 | MISCELLANEOUS WOODWORKING MACHINE OPERATORS | 1,164 | |
| 735 | PHOTOENGRAVERS AND LITHOGRAPHERS | 76 | |
| 736 | TYPESETTERS AND COMPOSITORS | 1,871 | 460 |
| 754 | PACKAGING AND FILLING MACHINE OPERATORS | 221 | 162 |
| 756 | MIXING AND BLENDING MACHINE OPERATORS | 1,164 | 199 |
| 757 | SEPARATING, FILTERING, AND CLARIFYING MACHINE OPERATORS | 5,985 | |
| 759 | PAINTING AND PAINT SPRAYING MACHINE OPERATORS | 179 | |
| 764 | WASHING, CLEANING, AND PICKLING MACHINE OPERATORS | 41 | |
| 766 | FURNACE, KILN, AND OVEN OPERATORS, EXC. FOOD | 2,094 | 266 |
| 774 | PHOTOGRAPHIC PROCESS MACHINE OPERATORS | 3,323 | 1,879 |
| 777 | MISCELLANEOUS MACHINE OPERATORS, N.E.C. | 4,789 | 196 |
| 779 | MACHINE OPERATORS, NOT SPECIFIED | 401 | 6 |
| 783 | WELDERS AND CUTTERS | 352 | |
| 785 | ASSEMBLERS | 543 | 229 |
| 796 | PRODUCTION INSPECTORS, CHECKERS, AND EXAMINERS | 634 | |
| 824 | LOCOMOTIVE OPERATING OCCUPATIONS | 1,169 | |
| 844 | OPERATING ENGINEERS | 693 | |
| 849 | CRANE AND TOWER OPERATORS | 507 | |
| 859 | MISCELLANEOUS MATERIAL MOVING EQUIPMENT OPERATORS | 870 | |
| 889 | LABORERS, EXCEPT CONSTRUCTION | 5,024 | 3,751 |
| TOTAL | 55,033 | 8,990 | |
*(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.