| Acronym | Meaning |
| ARGOS | Advanced Research And Global Observation Satellite |
| EFRTS | External-floating-roof Tanks |
| LEP | Local Electron Pair (model For Intra- & Intermol. Interactions) |
| PFGSTE | Pulsed Field Gradient Stimulated Echo |
| WMMA | Waste Materials Management Act |
| SERODS | Surface-Enhanced Raman Optical Data Storage |
| NASN | National Air Sampling Network |
| DXRD | Dynamic X-ray Diffraction |
| BCDF | B Cell Differentiation Factor |
| MRINDO/S | Modified Rydberg Intermediate Neglect Of Differential Overlap/spectral (or Screening) |