| Acronym | Meaning |
| PCET | Proton-coupled Electron Transfer |
| MTEL | Maximum Tolerable Exposure Levels |
| RAILE | Retro-Assisted Imaging Laser Experiment |
| AAPCO | Association For American Pesticide Control Officials |
| LCGO | Linear Combination Of Gaussian Orbitals |
| QDPT | Quasi-degenerate Perturbation Theory |
| EPLD | Erasable Programmable Logic Device |
| SFS | Saybolt Furol Seconds |
| EIMS | Environmental Information Management System |
| ICPAES | Inductively Coupled Plasma Atomic Emission Spectrometry |