| Acronym | Meaning |
| FFPC | Forced-flow Planar Chromatog. |
| PRBS | Pseudo-random Binary Sequence |
| RCM | Ring-closing Metathesis |
| IATA | International Air Transport Association (Geneva |
| OSW | Office Of Solid Waste (US EPA) |
| PC-TD-SCF | Perturbation-corrected Time-dependent SCF |
| MLD | Magnetic Linear Dichroism |
| CAROL | Centralized Air Emissions Repository On-Line |
| AB | Arc Brazing |
| SES | Surface Electronic State |