| Acronym | Meaning |
| ARMAX | Autoregressive Moving Average Exogenous |
| GIXD | Grazing Incidence X-ray Diffraction |
| NPC | Niemann-Pick Type C Disease |
| BHET | Bis(2-hydroxyethyl) Terephthalate |
| CLP | Contract Laboratory Program |
| CDC | Center For Disease Control |
| PBM | Photochem. Box Model |
| REM | Reflection Electron Microscopy |
| NF | Nuclear Factor |
| BRS | Biennial Reporting System |