| Acronym | Meaning |
| DWFBA | Distorted-wave First-order Born Approximation |
| HMPAM | Hydrophobically Modified Polyacrylamide |
| QCT | Quasiclassical Trajectory (method For Mol. Collision Calcns.) |
| AICUZ | Air Installation Compatible Use Zones |
| PTV | Programmed Temp. Vaporizing |
| ADME | Absorption |
| UCMR | Unregulated Contaminant Monitoring Regulation |
| FTM | Fault Tree Model |
| RDNP | Reverse Differential Normal Pulse |
| ISTP | International Solar Terrestrial Physics |