| Acronym | Meaning |
| IEHT | Iterative Extended Hueckel Theory |
| FAB | Fast Atom Bombardment (mass Spectrometry) |
| OPIM | Other Potential Infectious Material |
| CHELEQ | Charge Electronegativity Equalization |
| LIPS | Laser-induced Plasma Spectroscopy |
| RIKES | Raman-induced Kerr Effect Spectrometry |
| AO | Office Of The Administrator |
| HERL | Health Effects Research Laboratory |
| CROWN | Combines Rotation With Nutation |
| NEMS | Nanoelectromechanical Systems |