| Acronym | Meaning |
| HBJ | Hougen-Bunker-Johns (Hamiltonian For Mol. Calcns.) |
| PNET | Primitive Neuroectodermal Tumor |
| PTS | Pressurized Thermal Shock |
| FLASH | Fluorescent Airborne Stratospheric Hygrometer |
| NDT | Nondestructive Testing |
| PAC | Powdered Activated Carbon |
| EPS | Electric Power System |
| CWM | Chemical Waste Management |
| GIPME | Global Investigation Of Pollution In The Marine Environment |
| CPI | Chemical Patents Index |