| Agent Name | SILICIC ACID |
| CAS # | 1343-98-2 |
| RTECS # | |
| Agent Code | 80288 |
| Code | Occupation Description (1980) | Total # Employees (Male & Female) |
Total # Female Employees |
| 007 | FINANCIAL MANAGERS | 91 | |
| 073 | CHEMISTS, EXCEPT BIOCHEMISTS | 513 | 68 |
| 095 | REGISTERED NURSES | 14,312 | 13,246 |
| 098 | INHALATION THERAPISTS | 69 | 46 |
| 099 | OCCUPATIONAL THERAPISTS | 84 | 70 |
| 185 | DESIGNERS | 86 | 86 |
| 188 | PAINTERS, SCULPTORS, CRAFT-ARTISTS, AND ARTIST PRINTMAKERS | 108 | 72 |
| 203 | CLINICAL LABORATORY TECHNOLOGISTS AND TECHNICIANS | 162 | 115 |
| 207 | LICENSED PRACTICAL NURSES | 664 | 664 |
| 208 | HEALTH TECHNOLOGISTS AND TECHNICIANS, N.E.C. | 32 | 32 |
| 216 | ENGINEERING TECHNICIANS, N.E.C. | 409 | 153 |
| 224 | CHEMICAL TECHNICIANS | 449 | 196 |
| 235 | TECHNICIANS, N.E.C. | 8,057 | 243 |
| 335 | FILE CLERKS | 104 | |
| 364 | TRAFFIC, SHIPPING, AND RECEIVING CLERKS | 153 | 153 |
| 365 | STOCK AND INVENTORY CLERKS | 115 | |
| 366 | METER READERS | 1,495 | |
| 447 | NURSING AIDES, ORDERLIES, AND ATTENDANTS | 1,792 | 1,526 |
| 448 | SUPERVISORS, CLEANING AND BUILDING SERVICE WORKERS | 945 | |
| 449 | MAIDS AND HOUSEMEN | 1,980 | 1,067 |
| 453 | JANITORS AND CLEANERS | 2,542 | 319 |
| 455 | PEST CONTROL OCCUPATIONS | 4,742 | 574 |
| 458 | HAIRDRESSERS AND COSMETOLOGISTS | 4,559 | 3,989 |
| 505 | AUTOMOBILE MECHANICS | 2,197 | |
| 518 | INDUSTRIAL MACHINERY REPAIRERS | 235 | |
| 527 | TELEPHONE LINE INSTALLERS AND REPAIRERS | 225 | |
| 529 | TELEPHONE INSTALLERS AND REPAIRERS | 13,266 | 36 |
| 547 | SPECIFIED MECHANICS AND REPAIRERS, N.E.C. | 326 | |
| 549 | NOT SPECIFIED MECHANICS AND REPAIRERS | 2,555 | 302 |
| 558 | SUPERVISORS, N.E.C. | 159 | |
| 565 | TILE SETTERS, HARD AND SOFT | 1,188 | |
| 567 | CARPENTERS | 5,809 | |
| 575 | ELECTRICIANS | 605 | |
| 579 | PAINTERS, CONSTRUCTION AND MAINTENANCE | 504 | |
| 583 | PAPERHANGERS | 387 | |
| 585 | PLUMBERS, PIPEFITTERS, AND STEAMFITTERS | 4,758 | |
| 593 | INSULATION WORKERS | 633 | |
| 633 | SUPERVISORS, PRODUCTION OCCUPATIONS | 142 | |
| 637 | MACHINISTS | 14 | |
| 646 | LAY-OUT WORKERS | 58 | |
| 653 | SHEET METAL WORKERS | 2,286 | |
| 668 | UPHOLSTERERS | 58 | |
| 684 | MISCELLANEOUS PRECISION WORKERS, N.E.C. | 1,670 | 178 |
| 696 | STATIONARY ENGINEERS | 32 | |
| 703 | LATHE AND TURNING MACHINE SET-UP OPERATORS | 52 | |
| 706 | PUNCHING AND STAMPING PRESS MACHINE OPERATORS | 2,498 | 128 |
| 719 | MOLDING AND CASTING MACHINE OPERATORS | 417 | 296 |
| 723 | METAL PLATING MACHINE OPERATORS | 1,289 | |
| 724 | HEAT TREATING EQUIPMENT OPERATORS | 94 | |
| 734 | PRINTING MACHINE OPERATORS | 1,407 | 853 |
| 743 | TEXTILE CUTTING MACHINE OPERATORS | 1,132 | 162 |
| 744 | TEXTILE SEWING MACHINE OPERATORS | 917 | 755 |
| 749 | MISCELLANEOUS TEXTILE MACHINE OPERATORS | 235 | |
| 754 | PACKAGING AND FILLING MACHINE OPERATORS | 824 | |
| 755 | EXTRUDING AND FORMING MACHINE OPERATORS | 304 | |
| 756 | MIXING AND BLENDING MACHINE OPERATORS | 1,816 | 38 |
| 759 | PAINTING AND PAINT SPRAYING MACHINE OPERATORS | 2,567 | |
| 764 | WASHING, CLEANING, AND PICKLING MACHINE OPERATORS | 95 | |
| 769 | SLICING AND CUTTING MACHINE OPERATORS | 755 | 54 |
| 777 | MISCELLANEOUS MACHINE OPERATORS, N.E.C. | 1,335 | 50 |
| 779 | MACHINE OPERATORS, NOT SPECIFIED | 889 | 516 |
| 783 | WELDERS AND CUTTERS | 31 | |
| 785 | ASSEMBLERS | 6,244 | 2,117 |
| 859 | MISCELLANEOUS MATERIAL MOVING EQUIPMENT OPERATORS | 450 | |
| 869 | CONSTRUCTION LABORERS | 5,320 | |
| 873 | PRODUCTION HELPERS | 344 | |
| 877 | STOCK HANDLERS AND BAGGERS | 54 | 54 |
| 878 | MACHINE FEEDERS AND OFFBEARERS | 1,025 | 54 |
| 888 | HAND PACKERS AND PACKAGERS | 940 | 78 |
| 889 | LABORERS, EXCEPT CONSTRUCTION | 34 | 6 |
| TOTAL | 111,636 | 28,296 | |
*(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.