| Acronym | Meaning |
| LCP | Liquid Crystal Polymer |
| PDCAAS | Protein Digestibility Correlated Amino Acid Score |
| RDX | Royal Demolition Explosive |
| LRTI | Lower Respiratory Tract Infection |
| VFF | Valence Force Field (in Electronic-structure Calcns.) |
| CEPA | Coupled Electron Pair Approximation |
| NBS | National Bureau Of Standards |
| ESAP | Environmental Self-assessment Program |
| MAER | Maximum Allowable Emission Rate |
| LSDA | Local Spin Density Approximation |