| Acronym | Meaning |
| RTT | Resonant Tunneling Transistor |
| VO/CI | Virtual Orbital/configuration Interaction |
| TPD | Temperature Programmed Desorption (for Gas Chromatography) |
| HTD | Hancock-Truhlar-Dykstra (potential Energy Surface) |
| EOM | Extractable Organic Matter |
| RTE | Reversible Temper Embrittlement |
| MCM | Minichromosome Maintenance |
| CTPV | Coal Tar Pitch Volatiles |
| RACT | Reasonably Available Control Technology |
| IEP | Isoelectric Point |