| Acronym | Meaning |
| MWI | Medical Waste Incinerator(s) |
| NWWA | National Water Well Association |
| PMR | Proton Magnetic Resonance |
| KT | Koopmans Theorem |
| GPT | Generalized Pseudopotential Theory |
| SMSA | Soft-core Mean Spherical Approxn. |
| IMPATT | Impact Avalanche Transit-time |
| PSMS | Plasma Source Mass Spectrometry |
| VLBI | Very Long Baseline Interferometry |
| NPCVD | Normal Pressure Chemical Vapor Deposition |