| Agent Name | CYCLOTETRASILOXANE, OCTAMETHYL-, REACTION PRODUCTS WITH SILICA |
| CAS # | 68583-49-3 |
| RTECS # | |
| Agent Code | E0746 |
| Code | Occupation Description (1980) | Total # Employees (Male & Female) |
Total # Female Employees |
| 027 | PERSONNEL, TRAINING, AND LABOR RELATIONS SPECIALISTS | 50 | |
| 059 | ENGINEERS, N.E.C. | 284 | |
| 073 | CHEMISTS, EXCEPT BIOCHEMISTS | 111 | |
| 216 | ENGINEERING TECHNICIANS, N.E.C. | 81 | |
| 235 | TECHNICIANS, N.E.C. | 177 | 66 |
| 365 | STOCK AND INVENTORY CLERKS | 3 | |
| 453 | JANITORS AND CLEANERS | 6,176 | 389 |
| 505 | AUTOMOBILE MECHANICS | 4,683 | |
| 507 | BUS, TRUCK, AND STATIONARY ENGINE MECHANICS | 4,201 | |
| 508 | AIRCRAFT ENGINE MECHANICS | 3,079 | 199 |
| 514 | AUTOMOBILE BODY AND RELATED REPAIRERS | 1,361 | |
| 515 | AIRCRAFT MECHANICS, EXC. ENGINE | 1,559 | 21 |
| 516 | HEAVY EQUIPMENT MECHANICS | 1,830 | |
| 518 | INDUSTRIAL MACHINERY REPAIRERS | 1,342 | |
| 534 | HEATING, AIR CONDITIONING, AND REFRIGERATION MECHANICS | 8,868 | |
| 547 | SPECIFIED MECHANICS AND REPAIRERS, N.E.C. | 2,368 | 196 |
| 549 | NOT SPECIFIED MECHANICS AND REPAIRERS | 889 | |
| 558 | SUPERVISORS, N.E.C. | 784 | |
| 567 | CARPENTERS | 272 | |
| 575 | ELECTRICIANS | 8,439 | |
| 579 | PAINTERS, CONSTRUCTION AND MAINTENANCE | 318 | 297 |
| 585 | PLUMBERS, PIPEFITTERS, AND STEAMFITTERS | 7,143 | |
| 589 | GLAZIERS | 2,873 | |
| 596 | SHEETMETAL DUCT INSTALLERS | 395 | 17 |
| 599 | CONSTRUCTION TRADES, N.E.C. | 2,612 | |
| 633 | SUPERVISORS, PRODUCTION OCCUPATIONS | 203 | |
| 634 | TOOL AND DIE MAKERS | 257 | |
| 637 | MACHINISTS | 1,271 | |
| 653 | SHEET METAL WORKERS | 1,699 | 28 |
| 675 | HAND MOLDERS AND SHAPERS, EXCEPT JEWELERS | 156 | |
| 689 | INSPECTORS, TESTERS, AND GRADERS | 181 | 21 |
| 703 | LATHE AND TURNING MACHINE SET-UP OPERATORS | 23 | |
| 709 | GRINDING, ABRADING, BUFFING, AND POLISHING MACHINE OPERATORS | 156 | |
| 717 | FABRICATING MACHINE OPERATORS, N.E.C. | 57 | |
| 719 | MOLDING AND CASTING MACHINE OPERATORS | 1,757 | 137 |
| 728 | SHAPING AND JOINING MACHINE OPERATORS | 908 | |
| 753 | CEMENTING AND GLUING MACHINE OPERATORS | 677 | 530 |
| 755 | EXTRUDING AND FORMING MACHINE OPERATORS | 376 | |
| 756 | MIXING AND BLENDING MACHINE OPERATORS | 535 | |
| 759 | PAINTING AND PAINT SPRAYING MACHINE OPERATORS | 216 | |
| 766 | FURNACE, KILN, AND OVEN OPERATORS, EXC. FOOD | 123 | |
| 769 | SLICING AND CUTTING MACHINE OPERATORS | 496 | 428 |
| 777 | MISCELLANEOUS MACHINE OPERATORS, N.E.C. | 2,201 | 1,484 |
| 779 | MACHINE OPERATORS, NOT SPECIFIED | 3,525 | 2,520 |
| 783 | WELDERS AND CUTTERS | 227 | |
| 785 | ASSEMBLERS | 6,927 | 1,855 |
| 796 | PRODUCTION INSPECTORS, CHECKERS, AND EXAMINERS | 481 | 403 |
| 797 | PRODUCTION TESTERS | 68 | |
| 859 | MISCELLANEOUS MATERIAL MOVING EQUIPMENT OPERATORS | 87 | 4 |
| 869 | CONSTRUCTION LABORERS | 500 | |
| 887 | VEHICLE WASHERS AND EQUIPMENT CLEANERS | 34 | |
| 888 | HAND PACKERS AND PACKAGERS | 133 | 133 |
| TOTAL | 83,172 | 8,728 | |
*(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.