| Acronym | Meaning |
| GISP | Greenland Ice Sheet Precipitation |
| HGCU | Hot-gas-cleanup Unit |
| NLCR | Nonlinear Continuum Regression |
| RBCA | Risk-based Corrective Action |
| DEXA | Dual Energy X-ray Absorptiometry |
| ALAP | As Low As Practical |
| MEE | Migration-enhanced Epitaxy |
| FGD | Flue Gas Desulfurization |
| VCCPB | Variable-charge Coulomb-projected Born (approxn. For Electron-atom Scattering) |
| LAS | Linear Alkylbenzene Sulfonates (anionic Surfactants) |