| Acronym | Meaning |
| YFEGE | Yonei Free-electron-gas Exchange |
| WHO | World Health Organization |
| MP4(DQ) | Moeller-Plesset Perturbation Treatment To Fourth Order In The Space Of Double And Quadruple Substitutions |
| PRA | Plasma Renin Activity |
| XEDS | X-ray Energy Dispersive Spectroscopy |
| DOE | Department Of Energy |
| NITEP | National Incinerator Testing And Evaluation Program (Canada) |
| VCS | Voluntary Cleanup Section |
| OD | Optical Density |
| RFWM | Resonant Four-wave Mixing |