| Acronym | Meaning |
| EEAES | Electron-excited Auger Electron Spectroscopy |
| BBO | Bonding Bond Orbital |
| ADDC | Ammonium Diethyldithiocarbamate |
| HCO | Heavy Cycle Oil |
| FDPM | Frequency-domain Photon Migration |
| DECSY | Double-quantum Coherence Echo Correlated Spectroscopy |
| RPC | Regional Planning Commission |
| TFRS | Transition Flow Reaction System |
| BOA | Born-Oppenheimer Approxn. |
| FAB | Fast Atom Bombardment (mass Spectrometry) |