| Acronym | Meaning |
| DEGM | Degenerate Electron Gas Model |
| FRAT | Free Radical Assay Technique |
| FOE | First-order Exchange (in Electron-atom Scattering Calcn.) |
| NAA | Neutron Activation Analysis |
| MET | Multichannel Eikonal Theory (in Atom Electron-impact Excitation) |
| ISDN | Integrated Services Digital Network |
| IPNO | Independent-pair Natural Orbital |
| SI | Scale Index |
| BOPP | Biaxially Oriented Poly(propylene) |
| DWPL | Drinking Water Priority List |