| Agent Name | SODIUM HYDROXIDE (LIQUID) |
| CAS # | 1310-73-2 |
| RTECS # | WB4905000 |
| Agent Code | X3782 |
| Code | Occupation Description (1980) | Total # Employees (Male & Female) |
Total # Female Employees |
| 019 | MANAGERS AND ADMINISTRATORS, N.E.C. | 1,685 | 87 |
| 048 | CHEMICAL ENGINEERS | 7 | 2 |
| 053 | CIVIL ENGINEERS | 14 | |
| 059 | ENGINEERS, N.E.C. | 211 | |
| 073 | CHEMISTS, EXCEPT BIOCHEMISTS | 1,598 | 876 |
| 083 | MEDICAL SCIENTISTS | 79 | 79 |
| 084 | PHYSICIANS | 1,975 | 1,587 |
| 095 | REGISTERED NURSES | 29,636 | 21,877 |
| 096 | PHARMACISTS | 94 | 62 |
| 098 | INHALATION THERAPISTS | 1,872 | 853 |
| 203 | CLINICAL LABORATORY TECHNOLOGISTS AND TECHNICIANS | 7,547 | 5,133 |
| 206 | RADIOLOGIC TECHNICIANS | 10,064 | 7,539 |
| 207 | LICENSED PRACTICAL NURSES | 2,073 | 2,073 |
| 208 | HEALTH TECHNOLOGISTS AND TECHNICIANS, N.E.C. | 145 | 124 |
| 213 | ELECTRICAL AND ELECTRONIC TECHNICIANS | 148 | 88 |
| 216 | ENGINEERING TECHNICIANS, N.E.C. | 500 | 186 |
| 223 | BIOLOGICAL TECHNICIANS | 323 | 217 |
| 224 | CHEMICAL TECHNICIANS | 1,301 | 349 |
| 225 | SCIENCE TECHNICIANS, N.E.C. | 166 | |
| 235 | TECHNICIANS, N.E.C. | 3,281 | 852 |
| 259 | SALES REPRESENTATIVES, MINING, MANUFACTURING, AND WHOLESALE | 354 | |
| 336 | RECORDS CLERKS | 83 | 83 |
| 356 | MAIL CLERKS, EXC. POSTAL SERVICE | 658 | 8 |
| 364 | TRAFFIC, SHIPPING, AND RECEIVING CLERKS | 4,226 | 1,107 |
| 365 | STOCK AND INVENTORY CLERKS | 341 | |
| 385 | DATA-ENTRY KEYERS | 900 | 568 |
| 389 | ADMINISTRATIVE SUPPORT OCCUPATIONS, N.E.C. | 52 | |
| 436 | COOKS, EXCEPT SHORT ORDER | 608 | 352 |
| 444 | MISCELLANEOUS FOOD PREPARATION OCCUPATIONS | 11,342 | 4,470 |
| 446 | HEALTH AIDES, EXCEPT NURSING | 1,872 | 1,368 |
| 447 | NURSING AIDES, ORDERLIES, AND ATTENDANTS | 843 | 728 |
| 448 | SUPERVISORS, CLEANING AND BUILDING SERVICE WORKERS | 11 | 6 |
| 449 | MAIDS AND HOUSEMEN | 10,424 | 6,457 |
| 453 | JANITORS AND CLEANERS | 51,761 | 10,220 |
| 458 | HAIRDRESSERS AND COSMETOLOGISTS | 14,073 | 9,824 |
| 486 | GROUNDSKEEPERS AND GARDENERS, EXCEPT FARM | 487 | |
| 487 | ANIMAL CARETAKERS, EXCEPT FARM | 33 | 11 |
| 505 | AUTOMOBILE MECHANICS | 3,329 | |
| 507 | BUS, TRUCK, AND STATIONARY ENGINE MECHANICS | 1,265 | |
| 508 | AIRCRAFT ENGINE MECHANICS | 795 | |
| 514 | AUTOMOBILE BODY AND RELATED REPAIRERS | 2,130 | |
| 516 | HEAVY EQUIPMENT MECHANICS | 1,019 | |
| 518 | INDUSTRIAL MACHINERY REPAIRERS | 1,885 | |
| 519 | MACHINERY MAINTENANCE OCCUPATIONS | 91 | |
| 523 | ELECTRONIC REPAIRERS, COMMUNICATIONS AND INDUSTRIAL EQUIPMENT | 126 | |
| 534 | HEATING, AIR CONDITIONING, AND REFRIGERATION MECHANICS | 88 | |
| 535 | CAMERA, WATCH, AND MUSICAL INSTRUMENT REPAIRERS | 41 | 41 |
| 539 | MECHANICAL CONTROLS AND VALVE REPAIRERS | 446 | |
| 544 | MILLWRIGHTS | 123 | |
| 547 | SPECIFIED MECHANICS AND REPAIRERS, N.E.C. | 3,002 | |
| 549 | NOT SPECIFIED MECHANICS AND REPAIRERS | 2,810 | 15 |
| 558 | SUPERVISORS, N.E.C. | 275 | |
| 567 | CARPENTERS | 595 | |
| 575 | ELECTRICIANS | 66 | |
| 579 | PAINTERS, CONSTRUCTION AND MAINTENANCE | 207 | 14 |
| 585 | PLUMBERS, PIPEFITTERS, AND STEAMFITTERS | 5,318 | |
| 599 | CONSTRUCTION TRADES, N.E.C. | 344 | |
| 616 | MINING MACHINE OPERATORS | 8,072 | |
| 617 | MINING OCCUPATIONS, N.E.C. | 7,885 | |
| 633 | SUPERVISORS, PRODUCTION OCCUPATIONS | 5,012 | 620 |
| 637 | MACHINISTS | 1,378 | |
| 643 | BOILERMAKERS | 110 | |
| 667 | TAILORS | 1,022 | 225 |
| 686 | BUTCHERS AND MEAT CUTTERS | 2,593 | |
| 687 | BAKERS | 1,356 | |
| 694 | WATER AND SEWAGE TREATMENT PLANT OPERATORS | 1,256 | |
| 695 | POWER PLANT OPERATORS | 96 | |
| 696 | STATIONARY ENGINEERS | 1,834 | |
| 699 | MISCELLANEOUS PLANT AND SYSTEM OPERATORS | 1,571 | |
| 703 | LATHE AND TURNING MACHINE SET-UP OPERATORS | 32 | |
| 704 | LATHE AND TURNING MACHINE OPERATORS | 77 | |
| 706 | PUNCHING AND STAMPING PRESS MACHINE OPERATORS | 368 | 37 |
| 707 | ROLLING MACHINE OPERATORS | 900 | |
| 709 | GRINDING, ABRADING, BUFFING, AND POLISHING MACHINE OPERATORS | 506 | |
| 715 | MISCELLANEOUS METAL, PLASTIC, STONE, AND GLASS WORKING MACHINE OPERATORS | 22 | |
| 717 | FABRICATING MACHINE OPERATORS, N.E.C. | 28 | |
| 719 | MOLDING AND CASTING MACHINE OPERATORS | 542 | |
| 723 | METAL PLATING MACHINE OPERATORS | 3,230 | 1,029 |
| 724 | HEAT TREATING EQUIPMENT OPERATORS | 69 | |
| 725 | MISCELLANEOUS METAL AND PLASTIC PROCESSING MACHINE OPERATORS | 69 | |
| 734 | PRINTING MACHINE OPERATORS | 6,302 | 241 |
| 735 | PHOTOENGRAVERS AND LITHOGRAPHERS | 215 | |
| 736 | TYPESETTERS AND COMPOSITORS | 1,835 | 48 |
| 737 | MISCELLANEOUS PRINTING MACHINE OPERATORS | 1,476 | 768 |
| 744 | TEXTILE SEWING MACHINE OPERATORS | 41,008 | 39,985 |
| 747 | PRESSING MACHINE OPERATORS | 618 | 449 |
| 748 | LAUNDERING AND DRY CLEANING MACHINE OPERATORS | 906 | |
| 749 | MISCELLANEOUS TEXTILE MACHINE OPERATORS | 4,771 | |
| 754 | PACKAGING AND FILLING MACHINE OPERATORS | 3,893 | 1,146 |
| 755 | EXTRUDING AND FORMING MACHINE OPERATORS | 1,411 | |
| 756 | MIXING AND BLENDING MACHINE OPERATORS | 16,142 | 1,989 |
| 757 | SEPARATING, FILTERING, AND CLARIFYING MACHINE OPERATORS | 45 | |
| 759 | PAINTING AND PAINT SPRAYING MACHINE OPERATORS | 54 | |
| 765 | FOLDING MACHINE OPERATORS | 2,047 | 851 |
| 766 | FURNACE, KILN, AND OVEN OPERATORS, EXC. FOOD | 1,340 | |
| 768 | CRUSHING AND GRINDING MACHINE OPERATORS | 491 | |
| 769 | SLICING AND CUTTING MACHINE OPERATORS | 256 | |
| 774 | PHOTOGRAPHIC PROCESS MACHINE OPERATORS | 128 | 117 |
| 777 | MISCELLANEOUS MACHINE OPERATORS, N.E.C. | 7,830 | 438 |
| 779 | MACHINE OPERATORS, NOT SPECIFIED | 10,348 | 1,472 |
| 783 | WELDERS AND CUTTERS | 1,241 | |
| 785 | ASSEMBLERS | 2,002 | 846 |
| 786 | HAND CUTTING AND TRIMMING OCCUPATIONS | 351 | |
| 789 | HAND PAINTING, COATING, AND DECORATING OCCUPATIONS | 82 | |
| 795 | MISCELLANEOUS HAND WORKING OCCUPATIONS | 295 | |
| 796 | PRODUCTION INSPECTORS, CHECKERS, AND EXAMINERS | 4,791 | 2,244 |
| 804 | TRUCK DRIVERS, HEAVY | 9,677 | |
| 844 | OPERATING ENGINEERS | 85 | |
| 849 | CRANE AND TOWER OPERATORS | 413 | |
| 856 | INDUSTRIAL TRUCK AND TRACTOR EQUIPMENT OPERATORS | 995 | 83 |
| 859 | MISCELLANEOUS MATERIAL MOVING EQUIPMENT OPERATORS | 324 | 48 |
| 865 | HELPERS, CONSTRUCTION TRADES | 549 | |
| 869 | CONSTRUCTION LABORERS | 3,149 | |
| 873 | PRODUCTION HELPERS | 547 | |
| 877 | STOCK HANDLERS AND BAGGERS | 69 | |
| 883 | FREIGHT, STOCK, AND MATERIAL MOVERS, HAND, N.E.C. | 624 | |
| 885 | GARAGE AND SERVICE STATION RELATED OCCUPATIONS | 132 | |
| 887 | VEHICLE WASHERS AND EQUIPMENT CLEANERS | 4,065 | 507 |
| 888 | HAND PACKERS AND PACKAGERS | 7,808 | 5,650 |
| 889 | LABORERS, EXCEPT CONSTRUCTION | 9,496 | 1,109 |
| TOTAL | 370,582 | 137,156 | |
*(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.