| Acronym | Meaning |
| TFC | Thin Film Composite Membrane |
| FTD | Flame Thermionic Detector (gas Chromatography) |
| LEIS | Low-Energy Ion Scattering Spectroscopy |
| IMEP | International Measurement Evaluation Program |
| EDC | Endocrine Disrupting Chemical |
| TSME | Two-state Molecular Expansion (method In Collisions Calcn.) |
| RCP | Reciprocal Calcn. Procedure [of ACGIH] |
| ECCF | Equilibrium Charge-charge Flux (model In Ir Spectra Calcns.) |
| PMTDI | Provisional Maximum Tolerable Daily Intake |
| VERI | Visual-empirical Region Of Influence |