| Acronym | Meaning |
| CEES | 2-chloroethyl Ethyl Sulfide |
| STS | Scanning Tunnelling Spectroscopy |
| NMMSS | Nuclear Materials Management And Safeguards System |
| NOEL | No Observable Effect Level (in Animal Tests) |
| TSA | Thermal Swing Adsorption |
| FETAX | Frog Embryo Teratogenesis Assay-Xenopus |
| NTU | Number Of Transfer Units (in Packed Tower Aeration System) |
| SCA | Semiclassical Coulomb Approximation |
| ABS | Alkylbenzene Sulfonates (anionic Surfactants) |
| GAEP | Generalized Atomic Effective Potential |