| Acronym | Meaning |
| ESA | Energy Sudden Approxn. (in Calcns. On Reactive Scattering) |
| OFISP | Oscillating Flow Injection Stripping Potentiometry |
| FPCLM | Flat Plate Contained Liquid Membrane |
| MIES | Maximum Ionicity Excited State (model In Energy Calcn. Of Mols.) |
| SPAG | Small Particle Aerosol Generator |
| QSMD | Quantum-stochastic Mol. Dynamics |
| WSC | Water Soluble Carbohydrate |
| ESA | Endangeded Species Act |
| BDT | Best Demonstrated Technology |
| TXRF | Total Reflection X-ray Fluorescence |