| Acronym | Meaning |
| STS | Scanning Tunnelling Spectroscopy |
| CEPA | Correlated Electron Pair Approxn. |
| TWSM | Two-way Shape Memory |
| BOF | Basic Oxygen Furnace |
| CAPS | 3-(cyclohexylamino)-1-propanesulfonic Acid |
| BABB | Back Arc Basin Basalt |
| IFAS | Integrated Fixed-film Activated Sludge |
| LMO | Localized Molecular Spin Orbital |
| EMI | Enriched Mantle Component 1 (of S. R. Hart |
| WRAS | Waste Reduction Advisory System |