| Acronym | Meaning |
| PBCIMS | Particle Beam Chem. Ionization Mass Spectrometry |
| DSITMS | Direct Sampling Ion Trap Mass Spectrometry |
| HADS | Health Assessment Documents |
| BBK | Brauner-Briggs-Klar (wave Function In Atom-electron Scattering) |
| THG | Third Harmonic Generation |
| OIDA | Optoelectronics Industry Development Association |
| FATT | Fracture-appearance Transition Temperature |
| TEC | Transport Emergency Card |
| NWIS | Nuclear Weapons Identification System |
| HSA | Hyperspherical Adiabatic (for Resonances In Electron-atom Scattering. Energy Levels |