| Acronym | Meaning |
| MSHA | Mine Safety And Health Administration (US) |
| QRPA | Quadratic Random Phase Approxn. |
| RDI | Reference Daily Intake |
| CCME | Canadian Council Of Ministers Of The Environment |
| WAMMAS | Waste Minimization Management Advisory System |
| SARAH | System For Advising On The Regulations For Assessing Hazards |
| BAHC | Biospheric Aspects Of The Hydrological Cycle |
| DGB | Distributed Gaussian Basis (mol. Wave Function) |
| GWP | Global Warming Potential(s) |
| EPRI | Electric Power Research Institute |