| Agent Name | BUTADIENE, 1,3-, 2-CHLORO-, POLYMERS |
| CAS # | 9010-98-4 |
| RTECS # | EI9660000 |
| Agent Code | X8286 |
| Code | Occupation Description (1980) | Total # Employees (Male & Female) |
Total # Female Employees |
| 027 | PERSONNEL, TRAINING, AND LABOR RELATIONS SPECIALISTS | 50 | |
| 073 | CHEMISTS, EXCEPT BIOCHEMISTS | 26 | |
| 099 | OCCUPATIONAL THERAPISTS | 84 | 70 |
| 213 | ELECTRICAL AND ELECTRONIC TECHNICIANS | 35 | |
| 216 | ENGINEERING TECHNICIANS, N.E.C. | 1,533 | 3 |
| 224 | CHEMICAL TECHNICIANS | 44 | |
| 225 | SCIENCE TECHNICIANS, N.E.C. | 313 | 313 |
| 235 | TECHNICIANS, N.E.C. | 163 | 25 |
| 313 | SECRETARIES | 443 | 443 |
| 356 | MAIL CLERKS, EXC. POSTAL SERVICE | 1,226 | 350 |
| 364 | TRAFFIC, SHIPPING, AND RECEIVING CLERKS | 4,089 | 52 |
| 365 | STOCK AND INVENTORY CLERKS | 115 | |
| 368 | WEIGHERS, MEASURERS, AND CHECKERS | 103 | |
| 385 | DATA-ENTRY KEYERS | 1,602 | 764 |
| 389 | ADMINISTRATIVE SUPPORT OCCUPATIONS, N.E.C. | 52 | |
| 444 | MISCELLANEOUS FOOD PREPARATION OCCUPATIONS | 736 | 736 |
| 453 | JANITORS AND CLEANERS | 9,038 | |
| 505 | AUTOMOBILE MECHANICS | 5,327 | |
| 508 | AIRCRAFT ENGINE MECHANICS | 6,707 | 57 |
| 514 | AUTOMOBILE BODY AND RELATED REPAIRERS | 2,991 | |
| 518 | INDUSTRIAL MACHINERY REPAIRERS | 111 | |
| 538 | OFFICE MACHINE REPAIRERS | 723 | |
| 539 | MECHANICAL CONTROLS AND VALVE REPAIRERS | 2,515 | |
| 547 | SPECIFIED MECHANICS AND REPAIRERS, N.E.C. | 592 | |
| 549 | NOT SPECIFIED MECHANICS AND REPAIRERS | 10,238 | |
| 567 | CARPENTERS | 1,632 | 36 |
| 575 | ELECTRICIANS | 6,680 | |
| 576 | ELECTRICIAN APPRENTICES | 368 | |
| 585 | PLUMBERS, PIPEFITTERS, AND STEAMFITTERS | 2,022 | |
| 593 | INSULATION WORKERS | 400 | |
| 595 | ROOFERS | 9,710 | |
| 633 | SUPERVISORS, PRODUCTION OCCUPATIONS | 618 | |
| 634 | TOOL AND DIE MAKERS | 66 | |
| 637 | MACHINISTS | 3,331 | |
| 653 | SHEET METAL WORKERS | 113 | |
| 655 | MISCELLANEOUS PRECISION METAL WORKERS | 122 | |
| 658 | FURNITURE AND WOOD FINISHERS | 51 | |
| 668 | UPHOLSTERERS | 90 | |
| 669 | SHOE REPAIRERS | 1,070 | 182 |
| 675 | HAND MOLDERS AND SHAPERS, EXCEPT JEWELERS | 419 | 64 |
| 676 | PATTERNMAKERS, LAY-OUT WORKERS, AND CUTTERS | 35 | |
| 679 | BOOKBINDERS | 340 | |
| 683 | ELECTRICAL AND ELECTRONIC EQUIPMENT ASSEMBLERS | 1,405 | 421 |
| 684 | MISCELLANEOUS PRECISION WORKERS, N.E.C. | 27 | 14 |
| 696 | STATIONARY ENGINEERS | 161 | |
| 706 | PUNCHING AND STAMPING PRESS MACHINE OPERATORS | 257 | 257 |
| 709 | GRINDING, ABRADING, BUFFING, AND POLISHING MACHINE OPERATORS | 1,197 | 267 |
| 713 | FORGING MACHINE OPERATORS | 57 | |
| 717 | FABRICATING MACHINE OPERATORS, N.E.C. | 4,200 | 3,395 |
| 719 | MOLDING AND CASTING MACHINE OPERATORS | 2,818 | 370 |
| 728 | SHAPING AND JOINING MACHINE OPERATORS | 908 | |
| 733 | MISCELLANEOUS WOODWORKING MACHINE OPERATORS | 839 | 66 |
| 734 | PRINTING MACHINE OPERATORS | 599 | 27 |
| 737 | MISCELLANEOUS PRINTING MACHINE OPERATORS | 442 | |
| 743 | TEXTILE CUTTING MACHINE OPERATORS | 171 | |
| 744 | TEXTILE SEWING MACHINE OPERATORS | 604 | 403 |
| 745 | SHOE MACHINE OPERATORS | 888 | 99 |
| 749 | MISCELLANEOUS TEXTILE MACHINE OPERATORS | 7,103 | 516 |
| 753 | CEMENTING AND GLUING MACHINE OPERATORS | 482 | 447 |
| 754 | PACKAGING AND FILLING MACHINE OPERATORS | 473 | |
| 755 | EXTRUDING AND FORMING MACHINE OPERATORS | 608 | 24 |
| 756 | MIXING AND BLENDING MACHINE OPERATORS | 3,128 | 283 |
| 758 | COMPRESSING AND COMPACTING MACHINE OPERATORS | 311 | 256 |
| 759 | PAINTING AND PAINT SPRAYING MACHINE OPERATORS | 319 | |
| 765 | FOLDING MACHINE OPERATORS | 710 | 651 |
| 766 | FURNACE, KILN, AND OVEN OPERATORS, EXC. FOOD | 123 | |
| 769 | SLICING AND CUTTING MACHINE OPERATORS | 4,497 | 2,655 |
| 777 | MISCELLANEOUS MACHINE OPERATORS, N.E.C. | 7,533 | 600 |
| 779 | MACHINE OPERATORS, NOT SPECIFIED | 9,089 | 2,363 |
| 783 | WELDERS AND CUTTERS | 62 | |
| 785 | ASSEMBLERS | 17,678 | 6,013 |
| 786 | HAND CUTTING AND TRIMMING OCCUPATIONS | 223 | 223 |
| 796 | PRODUCTION INSPECTORS, CHECKERS, AND EXAMINERS | 1,030 | 751 |
| 856 | INDUSTRIAL TRUCK AND TRACTOR EQUIPMENT OPERATORS | 307 | |
| 859 | MISCELLANEOUS MATERIAL MOVING EQUIPMENT OPERATORS | 690 | 172 |
| 869 | CONSTRUCTION LABORERS | 607 | |
| 887 | VEHICLE WASHERS AND EQUIPMENT CLEANERS | 34 | |
| 888 | HAND PACKERS AND PACKAGERS | 2,134 | 2,083 |
| 889 | LABORERS, EXCEPT CONSTRUCTION | 773 | |
| TOTAL | 148,410 | 25,450 | |
*(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.