| Acronym | Meaning |
| RKB | Restricted Kinetic Balance (method In Calcns. Of Wave Functions And Energies) |
| NCAC | Nitrogen-containing Aromatic Compound |
| TQM | Total Quality Management |
| MOSES | Modular Sensor System |
| FWE | Faddeev-Watson Expansion (for T-operator In Atomic Collisions) |
| JI | Joint Implementation [with Regard To Greenhouse Gas Emission Redn.] |
| EXOSAT | European X-ray Observatory Satellite |
| PA/SI | Preliminary Assessment/Site Inspection |
| HKF | Helgeson-Kirkham-Flowers (equation Of State) |
| PPDS | Physical Property Data Service |