| Acronym | Meaning |
| CMBR | Cosmic Microwave Background Radiation |
| BZ | 3-quinuclidinyl Benzilate (chemical Warfare Agent) |
| MC-INDO | Mol. Cluster-intermediate Neglect Of Differential Overlap |
| LAST | Lowest Anticipated Service Temperature |
| CSRS | Coherent Stokes-Raman Spectroscopy |
| SOC | Semivolatile Organic Compound |
| AEPS | Auger Electron Appearance Potential Spectroscopy |
| RRHO | Rigid Rotor-harmonic Oscillator (approxn.) |
| FWPCA | Federal Water Pollution Control Act Of 1972 |
| FRM | Federal Reference Method |