| Acronym | Meaning |
| SOS | Surfaces Of Section Method (semiclassical Calcn. Of Eigenvalues) |
| GCTM | Global Chemical Transport Model |
| GMISS | Gridded Model Information Support System |
| CCC | Copyright Clearance Center |
| CPSSR | Coulomb-repulsion Perturbed Stationary State With Relativistic Effects |
| IGY | International Geophysical Year |
| AQPS | Air Quality Prediction System |
| TGF | Transforming Growth Factor |
| PISCES | Power Plant Integrated Systems: Chem. Emission Studies |
| PIPES | Piperazine-1 |