| Acronym | Meaning |
| ASD | Active Subslab Soil Depressurization (for Radon Minimization In Buildings) |
| SWNT | Single-wall Nanotube |
| LRM | Laboratory Reference Material |
| BHRA | British Hydromechanics Research Association |
| CCSOP | Close-coupling Second-order Potential (in Scattering) |
| FI | Field Ionization |
| SPIES | Surface Penning Ionization Electron Spectroscopy |
| DSPEC | Dye-sensitized Photoelectrochemical |
| FBTR | Fast Breeder Test Reactor |
| ASNT | American Society For Nondestructive Testing |