| Acronym | Meaning |
| ALEX | Aerosol LIDAR Experiment |
| CPMET | Coupled Pair Many Electron Theory |
| UNEP | United Nations Environmental Program |
| CFR | Code Of Federal Regulations |
| PROX | Preferential CO Oxidn. |
| WAS | Waste Activated Sludge |
| ICE | Interleukin 1beta-converting Enzyme |
| RCSI | Random Cooperative Strain Interaction |
| LAP | Laboratory Analytical Protocol |
| UVBIS | Ultraviolet Bremsstrahlung Isochromat Spectroscopy |