| Acronym | Meaning |
| UF | Uncertainty Factor (in Oral RfD) |
| RVD | Regulatory Volume Decrease |
| MGD | Million Gallons Per Day |
| DSA | Dynamic Simulated Annealing (for Electronic Structure In Liq.metals) |
| IME | Interdigitated Microsensor Electrode |
| SCE | Self-consistent Energy (method In At. And Mol. Calcns. With An Einsteinian Relativistic Theory |
| SNO | Spin Natural Orbital |
| QFEP | Quantum Free Energy Perturbation (calcn. Method) |
| PSL | Polystyrene Latex |
| OTC | Open Tubular Column |