| Acronym | Meaning |
| DWS | Diffusing-wave Spectroscopy |
| MARS | Multivariate Adaptive Regression Splines |
| FTM | Fault Tree Model |
| MGVB | Modified Generalized Valence Bond |
| EAG | Exposure Assessment Group |
| EM | Electron Microscopy |
| PPG | Polypropylene Glycol |
| NIRMS | Noble Gas-ion Reflection Mass Spectrometry |
| WCA | Water Conservation Area(s) |
| CMS | Comprehensive Modeling System |