| Acronym | Meaning |
| AIMP | Ab Initio Model Potential (for Valence-electron Mol. Calcns.) |
| LCMTO | Linear Combination Of Muffin-tin Orbitals |
| MVO | Modified Virtual Orbital |
| CET | Center For Environmental Technology |
| SARA | Superfund Amendments And Reauthorization Act Of 1986 |
| CIE | Computer-integrated Engineering |
| ESS | Environmental Sampling For Safeguards |
| HYTEC | Hydrogen Thermoelectrochemical Converter (regenerative Fuel Cell) |
| EMTB | Effective-medium Tight-binding |
| NCSE | National Council For Science And The Environment |