| Acronym | Meaning |
| GRID | Global Resources Information Database |
| UOT | Universal Oxidn. Test |
| TMO | Truncated Molecular Orbital |
| CNDO/S | Complete Neglect Of Differential Overlap/spectroscopic |
| SCM | Subsurface Chlorophyll Maximum |
| PEEP | Positive End-expiratory Pressure |
| DAW | Dry Active Waste |
| ESAT | Environmental Services Assistance Team |
| ALAPO | Association Of Local Air Pollution Control Officers |
| CPDWB | Coulomb-projected Distorted-wave Born |