| Acronym | Meaning |
| ARDE | Aspect Ratio Dependent Etching |
| IEV | Ion-exchange Voltammetry |
| TLM | Triple Layer Model (of Adsorption) |
| HAMS | Helium Atoms Measurement System |
| MSMO | Multiple Scattering Molecular Orbital Method (also Known As X(alpha) Scattered-wave) |
| LAEC | Lowest Achievable Emission Rate |
| DAA | Diacetone Alcoholpar |
| FIAT | Field Information Agency Technical |
| EETU | Environmental Education And Training Unit |
| FETI | Fluorescence Energy Transfer Immunoassay |