| Acronym | Meaning |
| TLDA | Total Lifetime Distribution Analysis |
| LWR | Light-water Reactor |
| RCP | Rapid Crack Propagation |
| LEED | Low-energy Electron Diffraction |
| OWEC | Office Of Wastewater Enforcement And Compliance |
| EFGF | Electric Field Gradient Focusing |
| RA | Remedial Action |
| BAFF | B-cell Activating Factor |
| EPEBS | Enhanced Proton Elastic Backscattering |
| HAM | Hydrogenic Atoms In Molecules |