| Acronym | Meaning |
| PFZ | Polar Frontal Zone |
| CLEA | Collection Of Laws For Electronic Access |
| AS | Absorption Spectroscopy |
| SHRS | Stimulated Hyper Raman Scattering |
| ASD | Active Subslab Soil Depressurization (for Radon Minimization In Buildings) |
| OGE | One Gluon Exchange |
| DAIRS | Differential Absorption Infrared Sensor |
| UCI | Ultrasonic Contact Impedance |
| ADMS | Atmospheric Dispersion Modeling System |
| TDL | Tunable Diode Laser |