| Acronym | Meaning |
| ACT | Alternative Control Technique |
| EOR | Enhanced Oil Recovery |
| CCRM | Coupled-channel Reactance Matrix (in Atom Surface Scattering) |
| HEAL | Human Exposure Assessment Location |
| LT1ESWTR | Long Term 1 Enhanced Surface Water Treatment Rule |
| RHEED | Reflection High-energy Electron Diffraction |
| RMAN | Recovered Materials Advisory Notice |
| HMM | Hidden Markov Model |
| AIROF | Anodic Iridium Oxide Film |
| TDMS | Thermal Desorption Mass Spectrometry |