| Acronym | Meaning |
| NRMRL | National Risk Management Research Laboratory |
| RCRIS | Resource Conservation And Recovery Information System |
| ETS | Environmental Tobacco Smoke |
| CERPIES | Collision Energy Resolved Penning Ionization Electron Spectra |
| UDI | Utility Data Institute (power Generation) |
| STEP | Soil Treatment Evaluation Program |
| PELMO | Pesticide Leaching Model |
| TWTA | Traveling Wave Tube Amplifier |
| TSM | Total Suspended Material |
| EBPVD | Electron Beam Physical Vapor Deposition |