| Acronym | Meaning |
| APFU | Atoms Per Formula Unit |
| ALMR | Advanced Liquid Metal Reactor |
| PHS | Public Health Service |
| EMSL | Environmental Monitoring Systems Laboratory |
| TIRFM | Total Internal Reflection Fluorescence Microscopy |
| SAGE II | Stratospheric Aerosol And Gas Expt. II |
| JEV | Japanese Encephalitis Virus |
| SCRAM | Short-Cut Risk Assessment Method |
| FLPMA | Federal Land Policy And Management Act |
| LPMA | Laser-probe Microanalysis |