| Agent Name | GILSONITE |
| CAS # | 12002-43-6 |
| RTECS # | LY9148000 |
| Agent Code | T1876 |
| Code | Occupation Description (1980) | Total # Employees (Male & Female) |
Total # Female Employees |
| 064 | COMPUTER SYSTEMS ANALYSTS AND SCIENTISTS | 386 | 125 |
| 099 | OCCUPATIONAL THERAPISTS | 450 | 440 |
| 105 | THERAPISTS, N.E.C. | 29 | 29 |
| 185 | DESIGNERS | 575 | 246 |
| 188 | PAINTERS, SCULPTORS, CRAFT-ARTISTS, AND ARTIST PRINTMAKERS | 173 | 74 |
| 216 | ENGINEERING TECHNICIANS, N.E.C. | 396 | |
| 224 | CHEMICAL TECHNICIANS | 2,228 | 356 |
| 225 | SCIENCE TECHNICIANS, N.E.C. | 58 | |
| 315 | TYPISTS | 72 | |
| 363 | PRODUCTION COORDINATORS | 177 | |
| 365 | STOCK AND INVENTORY CLERKS | 115 | 24 |
| 453 | JANITORS AND CLEANERS | 3,275 | 38 |
| 518 | INDUSTRIAL MACHINERY REPAIRERS | 102 | |
| 519 | MACHINERY MAINTENANCE OCCUPATIONS | 20 | |
| 544 | MILLWRIGHTS | 153 | |
| 547 | SPECIFIED MECHANICS AND REPAIRERS, N.E.C. | 444 | |
| 549 | NOT SPECIFIED MECHANICS AND REPAIRERS | 259 | |
| 557 | SUPERVISORS; PLUMBERS, PIPEFITTERS, AND STEAMFITTERS | 3,250 | |
| 567 | CARPENTERS | 1,810 | 244 |
| 575 | ELECTRICIANS | 225 | |
| 579 | PAINTERS, CONSTRUCTION AND MAINTENANCE | 66 | |
| 617 | MINING OCCUPATIONS, N.E.C. | 7,885 | |
| 633 | SUPERVISORS, PRODUCTION OCCUPATIONS | 399 | |
| 634 | TOOL AND DIE MAKERS | 20 | |
| 637 | MACHINISTS | 1,971 | 22 |
| 653 | SHEET METAL WORKERS | 1,986 | |
| 657 | CABINET MAKERS AND BENCH CARPENTERS | 709 | |
| 658 | FURNITURE AND WOOD FINISHERS | 3,974 | 417 |
| 668 | UPHOLSTERERS | 427 | 47 |
| 675 | HAND MOLDERS AND SHAPERS, EXCEPT JEWELERS | 777 | |
| 679 | BOOKBINDERS | 462 | 231 |
| 706 | PUNCHING AND STAMPING PRESS MACHINE OPERATORS | 256 | |
| 707 | ROLLING MACHINE OPERATORS | 708 | |
| 708 | DRILLING AND BORING MACHINE OPERATORS | 354 | |
| 713 | FORGING MACHINE OPERATORS | 40 | |
| 719 | MOLDING AND CASTING MACHINE OPERATORS | 3,272 | 55 |
| 725 | MISCELLANEOUS METAL AND PLASTIC PROCESSING MACHINE OPERATORS | 45 | |
| 734 | PRINTING MACHINE OPERATORS | 8,727 | 40 |
| 735 | PHOTOENGRAVERS AND LITHOGRAPHERS | 110 | 110 |
| 753 | CEMENTING AND GLUING MACHINE OPERATORS | 1,347 | 28 |
| 756 | MIXING AND BLENDING MACHINE OPERATORS | 2,136 | |
| 758 | COMPRESSING AND COMPACTING MACHINE OPERATORS | 13 | 13 |
| 759 | PAINTING AND PAINT SPRAYING MACHINE OPERATORS | 8,203 | 1,820 |
| 766 | FURNACE, KILN, AND OVEN OPERATORS, EXC. FOOD | 1,307 | 29 |
| 768 | CRUSHING AND GRINDING MACHINE OPERATORS | 34 | |
| 777 | MISCELLANEOUS MACHINE OPERATORS, N.E.C. | 2,275 | |
| 779 | MACHINE OPERATORS, NOT SPECIFIED | 1,897 | 691 |
| 783 | WELDERS AND CUTTERS | 416 | |
| 785 | ASSEMBLERS | 1,439 | 430 |
| 796 | PRODUCTION INSPECTORS, CHECKERS, AND EXAMINERS | 109 | |
| 849 | CRANE AND TOWER OPERATORS | 468 | |
| 869 | CONSTRUCTION LABORERS | 1,108 | |
| 873 | PRODUCTION HELPERS | 358 | |
| 888 | HAND PACKERS AND PACKAGERS | 272 | |
| 889 | LABORERS, EXCEPT CONSTRUCTION | 3,375 | |
| TOTAL | 71,141 | 5,510 | |
*(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.