| Acronym | Meaning |
| TDS | Thermal Desorption Spectrometry |
| SSFP | Steady-state Free-precession |
| IRS | Inverse Raman Scattering |
| CGTF | Cartesian Gaussian-type Function |
| SCASA | Semiclassical Approxn. Separated Atom |
| MVEG | Motor Vehicle Emissions Group |
| SMPR | Specific Methane Production Rate |
| WLM | Working Level Month (for Radiation Exposure) |
| CSTR | Continuously Stirred Tank Reactor |
| SC | Surface Capacitance |