| Acronym | Meaning |
| ASCEND | Advanced System For Computations In Engineering Design |
| PHOTOSELEX | Photochemical Systematic Evolution Of Ligands By Exponential Enrichment |
| PGF | Pseudo Green Function |
| APIOS | Acid Precipitation In Ontario Study |
| LEEIXS | Low Energy Electron Induced X-ray Spectrometry |
| RTNS | Rotating Target Neutron Source |
| BSHC | Break Specific Unburned Hydrocarbons |
| OHEA | Office Of Health And Environmental Assessment (USEPA) |
| LID | Lased Induced Desorption |
| MOR | Mid-ocean Ridge |