| Acronym | Meaning |
| APL | Alternative Pollutant Limits |
| OCT | Optimized Cluster Theory |
| CTEM | Conventional Transmission Electron Microscopy |
| PSMS | Plasma Source Mass Spectrometry |
| DWEL | Drinking Water Equivalent Level |
| ELM | Emulsion Liquid Membranes |
| MAOP | Maximum Allowable Operating Pressure |
| CRAB | Clocked Recombination Antiblooming |
| SPR | Surface Plasmon Resonance |
| CPPI | Cross-polarization-polarization-inversion [NMR] |