| Acronym | Meaning |
| OSW | Office Of Solid Waste (US EPA) |
| ESR | Electroslag Remelting |
| EPRI | Electric Power Research Institute |
| EMAS | European Microbeam Analysis Society |
| VEDW IOS | Vibrational Exponential-distorted-wave Infinite-order-sudden (method For Inelastic Mol. Collisions Calcn.) |
| BKW | Bobylev-Krook-Wu (method For Solving The Boltzmann Equation For A Mol. System) |
| PIMS | Process Information Management System |
| PAC | Polycyclic Aromatic Compound |
| ACS | American Chemical Society |
| NLPLS | Nonlinear Partial Least Squares |