| Acronym | Meaning |
| MESI | Membrane Extn. With A Sorbent Interface |
| NECAC | National Environmental Compliance Assistance Center |
| ATCC | American Type Culture Collection |
| AQMP | Air Quality Management Plan |
| AHW | Atomic Hydrogen Welding |
| HREE | Heavy Rare Earth Element(s) |
| REP | Radiological Emergency Planning |
| QHD | Quantum Hadrodynamics |
| AFBS | Anaerobic Fluidized Bed Systems |
| SVM | State Variable Model |