| Acronym | Meaning |
| GWF | Global Warming Factor |
| AF | Anaerobic Filter |
| RIXS | Resonant Inelastic X-ray Scattering |
| MIDDAS | Microdiameter Depth Adsorption Systems |
| HBOC | Hemoglobin-Based Oxygen Carrier |
| NTP | National Toxicology Program |
| EHP | Electron-hole Potential Method |
| NASN | National Air Sampling Network |
| ALARP | As Low As Reasonably Practicable |
| THM | Transcorrelated Hamiltonian Method |