| Acronym | Meaning |
| MRS | Monitored Retrievable Storage (for Radioactive Wastes) |
| IPVD | Ionized Physical Vapor Deposition |
| WPS | Wet Powder Spraying (in Ceramics Manuf.) |
| QCA | Quasicrystalline Approximation |
| CDF | Chlorinated Dibenzofuran |
| EMS | Electron Momentum Spectroscopy |
| HCS | Hazard Communication Standard |
| WILT | Waste Interface Leaching Test |
| ESP | Exchangeable Sodium Percentage (soils) |
| GHSV | Gas Hourly Space Velocity |