| Acronym | Meaning |
| LTMED | Low Temperature Multi-effect Distillation |
| ES | Energy Sudden (approxn. In Scattering Calcns.) |
| SEDEX | Sedimentary Exhalative |
| TBEH | Tight-binding Extended Hueckel (extended Hueckel Tight-binding) |
| YSAG | Yttrium Scandium Aluminum Garnet |
| OLO | On-line Optimization |
| ABS | Arc Bond Sputter |
| TRIM | Total Risk Integrated Methodology |
| SPARC | Secreted Protein Acidic And Rich In Cysteine |
| SCBSA | Self-consistent Boundary-site Approxn. (for D.-of-states) |