| Acronym | Meaning |
| QEEC | Quasimol. Extended Elementary Cell (for Electronic Structure Calcns. Of Crystals) |
| IUCLID | International Uniform ChemicaL Information Database |
| SAFARI | Southern African Regional Science Initiative |
| GVDW | Generalized Van Der Waals (a Free-energy D.-functional Theory) |
| PWTF | Plane-wave Translation Factors (in Atom-ion Inelastic Collisions) |
| NERAC | New England Research Applications Center |
| EXAMS | Exposure Analysis Modeling System |
| RHB | Reheat Blow Molding |
| LEEM | Low-energy Electron Microscopy |
| FNSI | Finding Of No Significant Impact |