| Acronym | Meaning |
| LHSF | Local Hyperspherical Surface Functions (in Quantum Calcns. On Reactive Scattering) |
| GEMS | Graphical Exposure Modeling System |
| ECEC | European Center For Environmental Communication |
| LMCT | Ligand-to-metal Charge Transfer |
| TMA | Thermomechanical Analysis |
| OSHRC | Occupational Safety And Health Review Commission |
| DHMS | Dense Hydrous Magnesium Silicates |
| SACRED | Silicon Array For ConveRsion Electron Detection |
| WHO | World Health Organization |
| PSD | Photon Stimulated Desorption |