| Acronym | Meaning |
| HD | Sulfur Mustard |
| PEM | Performance Evaluation Material |
| SAMI | Southern Appalachian Mountains Initiative |
| ECL | Emitter Coupled Logic |
| CIIR | Chlorinated Isobutylene-isoprene Rubber |
| FCI | Fuel Coolant Interaction |
| IPSC | Inhibitory Postsynaptic Current |
| EPQU | IFCC Expert Panel On Quantities And Units |
| STIRAP | Stimulated Raman Adiabatic Passage |
| LNB | Low Nitrogen Oxide Burner |