| Acronym | Meaning |
| FAO | Frozen Atomic Orbital |
| LII | Liquid Injection Incinerator |
| QAMS | Quality Assurance Management Staff (US EPA) |
| ITFW | Improved Thomas-Fermi-Weizaecker (model) |
| EFLE | Enhanced-fluidity Liquid Extraction |
| DMF | Drug Master File |
| IMG | Interferometric Monitor For Greenhouse Gases |
| IPNO | Independent-pair Natural Orbital |
| MDSRS | Morphology-dependent Stimulated Raman Scattering |
| LCA | Life Cycle Assessment |