| Acronym | Meaning |
| ETP | Emerging Technology Program (USEPA SITE) |
| ADWIOS | Adiabatic Distorted Wave Infinite Order Sudden |
| NEMS | Nanoelectromechanical Systems |
| WHSV | Wt. Hourly Space Velocity |
| LED | Light-emitting Diode |
| ALR | Allergenic Effects |
| CCMGA | Core-corrected Modified Glauber Approxn. (for Scattering) |
| PNDDO | Partial Neglect Of Diatomic Differential Overlap |
| DAM | Diallyl Maleate |
| RCF | Relative Centrifugal Force |