| Acronym | Meaning |
| NFPA | National Fire Protection Association |
| FDMR | Fluorescence Detected Magnetic Resonance |
| TRESR | Time-resolved Electron Spin Resonance |
| BS | Backscattering Spectroscopy |
| AOT | Aerosol OT (surfactant) (reg: 577117) |
| ETBE | Ethyl Tert Butyl Ether |
| SNARE | Soluble NSF Attachment Protein Receptor |
| ICS | Inhaled Corticosteroid |
| VCCPB | Variable-charge Coulomb-projected Born (approxn. For Electron-atom Scattering) |
| AAR | Association Of American Railroads |