| Agent Name | SULFONIC ACIDS, PETROLEUM, CALCIUM SALTS, OVERBASED |
| CAS # | 68783-96-0 |
| RTECS # | |
| Agent Code | X2293 |
| Code | Occupation Description (1980) | Total # Employees (Male & Female) |
Total # Female Employees |
| 019 | MANAGERS AND ADMINISTRATORS, N.E.C. | 700 | |
| 045 | METALLURGICAL AND MATERIALS ENGINEERS | 64 | |
| 057 | MECHANICAL ENGINEERS | 205 | |
| 215 | MECHANICAL ENGINEERING TECHNICIANS | 22 | |
| 216 | ENGINEERING TECHNICIANS, N.E.C. | 24 | |
| 224 | CHEMICAL TECHNICIANS | 278 | |
| 363 | PRODUCTION COORDINATORS | 170 | 170 |
| 364 | TRAFFIC, SHIPPING, AND RECEIVING CLERKS | 1,923 | |
| 453 | JANITORS AND CLEANERS | 19,865 | 299 |
| 496 | TIMBER CUTTING AND LOGGING OCCUPATIONS | 6,143 | |
| 505 | AUTOMOBILE MECHANICS | 6,948 | |
| 507 | BUS, TRUCK, AND STATIONARY ENGINE MECHANICS | 2,512 | |
| 516 | HEAVY EQUIPMENT MECHANICS | 8,501 | 75 |
| 518 | INDUSTRIAL MACHINERY REPAIRERS | 2,270 | |
| 519 | MACHINERY MAINTENANCE OCCUPATIONS | 185 | |
| 523 | ELECTRONIC REPAIRERS, COMMUNICATIONS AND INDUSTRIAL EQUIPMENT | 1,780 | |
| 533 | MISCELLANEOUS ELECTRICAL AND ELECTRONIC EQUIPMENT REPAIRERS | 76 | |
| 544 | MILLWRIGHTS | 27 | |
| 547 | SPECIFIED MECHANICS AND REPAIRERS, N.E.C. | 1,340 | |
| 549 | NOT SPECIFIED MECHANICS AND REPAIRERS | 9,236 | 305 |
| 558 | SUPERVISORS, N.E.C. | 112 | |
| 567 | CARPENTERS | 3,773 | |
| 585 | PLUMBERS, PIPEFITTERS, AND STEAMFITTERS | 3,618 | |
| 593 | INSULATION WORKERS | 311 | |
| 613 | SUPERVISORS, EXTRACTIVE OCCUPATIONS | 335 | |
| 614 | DRILLERS, OIL WELL | 8,708 | |
| 617 | MINING OCCUPATIONS, N.E.C. | 3,346 | |
| 633 | SUPERVISORS, PRODUCTION OCCUPATIONS | 179 | |
| 634 | TOOL AND DIE MAKERS | 69 | |
| 637 | MACHINISTS | 10,412 | 58 |
| 696 | STATIONARY ENGINEERS | 16 | |
| 699 | MISCELLANEOUS PLANT AND SYSTEM OPERATORS | 1,603 | |
| 704 | LATHE AND TURNING MACHINE OPERATORS | 412 | 121 |
| 705 | MILLING AND PLANING MACHINE OPERATORS | 70 | |
| 706 | PUNCHING AND STAMPING PRESS MACHINE OPERATORS | 990 | 985 |
| 708 | DRILLING AND BORING MACHINE OPERATORS | 333 | |
| 709 | GRINDING, ABRADING, BUFFING, AND POLISHING MACHINE OPERATORS | 285 | |
| 717 | FABRICATING MACHINE OPERATORS, N.E.C. | 1,351 | |
| 725 | MISCELLANEOUS METAL AND PLASTIC PROCESSING MACHINE OPERATORS | 73 | 6 |
| 727 | SAWING MACHINE OPERATORS | 1,574 | |
| 734 | PRINTING MACHINE OPERATORS | 1,427 | 40 |
| 756 | MIXING AND BLENDING MACHINE OPERATORS | 916 | |
| 757 | SEPARATING, FILTERING, AND CLARIFYING MACHINE OPERATORS | 2,594 | |
| 759 | PAINTING AND PAINT SPRAYING MACHINE OPERATORS | 234 | |
| 777 | MISCELLANEOUS MACHINE OPERATORS, N.E.C. | 1,295 | |
| 779 | MACHINE OPERATORS, NOT SPECIFIED | 4,251 | 656 |
| 783 | WELDERS AND CUTTERS | 2,504 | |
| 785 | ASSEMBLERS | 1,456 | |
| 787 | HAND MOLDING, CASTING, AND FORMING OCCUPATIONS | 293 | |
| 796 | PRODUCTION INSPECTORS, CHECKERS, AND EXAMINERS | 7 | |
| 797 | PRODUCTION TESTERS | 144 | |
| 804 | TRUCK DRIVERS, HEAVY | 7,971 | 56 |
| 824 | LOCOMOTIVE OPERATING OCCUPATIONS | 3,346 | |
| 825 | RAILROAD BRAKE, SIGNAL, AND SWITCH OPERATORS | 16 | |
| 844 | OPERATING ENGINEERS | 8,405 | 94 |
| 848 | HOIST AND WINCH OPERATORS | 8,072 | |
| 853 | EXCAVATING AND LOADING MACHINE OPERATORS | 762 | |
| 855 | GRADER, DOZER, AND SCRAPER OPERATORS | 314 | |
| 856 | INDUSTRIAL TRUCK AND TRACTOR EQUIPMENT OPERATORS | 1,517 | 134 |
| 864 | HELPERS, MECHANICS AND REPAIRERS | 19 | |
| 869 | CONSTRUCTION LABORERS | 1,714 | 5 |
| 873 | PRODUCTION HELPERS | 234 | |
| 878 | MACHINE FEEDERS AND OFFBEARERS | 6,859 | 245 |
| 883 | FREIGHT, STOCK, AND MATERIAL MOVERS, HAND, N.E.C. | 905 | |
| 885 | GARAGE AND SERVICE STATION RELATED OCCUPATIONS | 4,320 | |
| 888 | HAND PACKERS AND PACKAGERS | 90 | |
| 889 | LABORERS, EXCEPT CONSTRUCTION | 683 | |
| TOTAL | 160,183 | 3,250 | |
*(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.