| Acronym | Meaning |
| HSDI | High-speed Direct Injection (of Diesel Engines) |
| BGG | Bovine Gamma Globulin |
| XPM | X-ray Photoelectron Microscopy |
| ROBK2 | Relativistic Second-order Oppenheimer-Brinkman-Kramers (in Ion-scattering Calcns.) |
| PPMSVX | Pseudopotential Multiple-scattering Valence-exchange |
| TPE | Thermoplastic Elastomer |
| TBU | Tertiary Building Unit |
| EPR | Electron Paramagnetic Resonance |
| BRV | Bubble Release Vacuum |
| MEI | Maximally Exposed Individual |