| Acronym | Meaning |
| CEN | Comite Europeen De Normalization |
| NIEHS | National Institute Of Environmental Health Science |
| HMPT | Hexamethylphosphoric Triamide |
| ANWAP | Arctic Nuclear Waste Assessment Program |
| ULTRA | Underground Leak Transport Assessment Model |
| BATHEN | Burnable Fuel Abatement Through Efficient Improvement And Nonfossil Fraction Increase |
| APD | Air Particulate Detector |
| ROSE | Research On Ozone In The Stratosphere And Its Evolution |
| GPD | Gaussian Phase Distribution |
| FI | Fouling Index |