| Acronym | Meaning |
| HEPA | High-efficiency Particulate Air Filter |
| SPW | Symmetrized Plane Wave |
| AFMR | Antiferromagnetic Resonance |
| IRAS | Infrared Reflection Absorption Spectroscopy |
| ETS | Electron Transport System |
| ECCD | Exciton-coupled Circular Dichroism |
| PPFD | Photosynthetic Photon Flux D. |
| SARA | Smad Anchor For Receptor Activation |
| CERI | Center For Environmental Research Information |
| RSSCT | Rapid Small-scale Column Test (of Granulated Activated Carbon) |