| Agent Name | BE, BERYLLIUM-MF UNKNOWN |
| CAS # | 7440-41-7 |
| RTECS # | DS1750000 |
| Agent Code | 11770 |
| Code | Occupation Description (1980) | Total # Employees (Male & Female) |
Total # Female Employees |
| 005 | ADMINISTRATORS AND OFFICIALS, PUBLIC ADMINISTRATION | 14 | 3 |
| 213 | ELECTRICAL AND ELECTRONIC TECHNICIANS | 983 | 69 |
| 224 | CHEMICAL TECHNICIANS | 851 | 119 |
| 235 | TECHNICIANS, N.E.C. | 999 | 117 |
| 453 | JANITORS AND CLEANERS | 1,919 | 21 |
| 503 | SUPERVISORS, MECHANICS AND REPAIRERS | 65 | |
| 514 | AUTOMOBILE BODY AND RELATED REPAIRERS | 55 | |
| 535 | CAMERA, WATCH, AND MUSICAL INSTRUMENT REPAIRERS | 19 | |
| 575 | ELECTRICIANS | 241 | |
| 585 | PLUMBERS, PIPEFITTERS, AND STEAMFITTERS | 3 | |
| 633 | SUPERVISORS, PRODUCTION OCCUPATIONS | 97 | |
| 635 | TOOL AND DIE MAKER APPRENTICES | 584 | |
| 637 | MACHINISTS | 278 | 3 |
| 683 | ELECTRICAL AND ELECTRONIC EQUIPMENT ASSEMBLERS | 73 | 35 |
| 703 | LATHE AND TURNING MACHINE SET-UP OPERATORS | 65 | |
| 704 | LATHE AND TURNING MACHINE OPERATORS | 130 | |
| 706 | PUNCHING AND STAMPING PRESS MACHINE OPERATORS | 568 | 97 |
| 708 | DRILLING AND BORING MACHINE OPERATORS | 844 | |
| 709 | GRINDING, ABRADING, BUFFING, AND POLISHING MACHINE OPERATORS | 1,081 | 41 |
| 719 | MOLDING AND CASTING MACHINE OPERATORS | 1,428 | |
| 725 | MISCELLANEOUS METAL AND PLASTIC PROCESSING MACHINE OPERATORS | 36 | |
| 766 | FURNACE, KILN, AND OVEN OPERATORS, EXC. FOOD | 242 | 6 |
| 769 | SLICING AND CUTTING MACHINE OPERATORS | 3 | |
| 777 | MISCELLANEOUS MACHINE OPERATORS, N.E.C. | 953 | 6 |
| 779 | MACHINE OPERATORS, NOT SPECIFIED | 3 | |
| 783 | WELDERS AND CUTTERS | 1,251 | |
| 785 | ASSEMBLERS | 643 | 221 |
| 796 | PRODUCTION INSPECTORS, CHECKERS, AND EXAMINERS | 162 | |
| 873 | PRODUCTION HELPERS | 347 | |
| TOTAL | 13,938 | 739 | |
*(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.