| Acronym | Meaning |
| COPC | Contaminants Of Potential Concern |
| TEO | Topological Equivalent Orbital |
| EGTA | Ethylene Glycol Bis(2-aminoethyl Ether)-N |
| HARA | Hazard Assessment By Risk Analysis |
| PPLO | Pleuropneumonia-like Organism |
| EDXA | Energy-dispersive X-ray Analysis |
| ARXAS | Angle-resolved X-ray Absorption |
| ARRPA | Air Resources Regional Pollution Assessment Model |
| CC-LRT | Coupled-cluster(-based) Linear Response Theory |
| TMOS | Tetramethyl Orthosilicate |