| Acronym | Meaning |
| SORCE | Solar Radiation And Climate Experiment |
| FMASH | FeO-MgO-Al2O3-SiO2-H2O System |
| IBSCA | Ion Beam Spectrochemical Analysis |
| NHEK | Normal Human Epidermal Keratinocyte |
| ORC | Origin Recognition Complex |
| TRD | Transition Radiation Detector |
| BTCA | Best Technology Currently Available |
| NCP | National Contingency Plan (Superfund) |
| ECP | Effective Core Potential Approxn.(in Electronic-structure Calcn.) |
| NRT | National Response Team |