| Acronym | Meaning |
| NPCVD | Normal Pressure Chemical Vapor Deposition |
| CVPT | Canonical Van Vleck Perturbation Theory |
| EBCT | Empty Bed Contact Time |
| SORI-CID | Sustained Off-resonance Irradn. Collision-induced Dissocn. |
| ARPA | Augmented Random Phase Approximation |
| CCD | Carbonate Compensation Depth |
| IPPP | Iterative Pariser-Parr-Pople Method |
| ETGAO | Even-tempered Gaussian Atomic Orbital |
| CAMP | Cyclic Adenosine Monophosphate |
| NCWQ | National Commission On Water Quality |