| Acronym | Meaning |
| DLMO | Density Localized Molecular Orbital |
| GSZ | Green-Sellin-Zachor Model Potential (for Atoms) |
| SAB | Science Advisory Board (USEPA) |
| AMBIENS | Atmospheric Mass Balance Of Industrially Emitted And Natural Sulfur |
| KIE | Kinetic Isotope Effect |
| EBO | Equivalent Bond Orbital |
| SF CC | Space-fixed Close-coupled (equation |
| IISRP | International Institute Of Synthetic Rubber Producers |
| DEM | Digital Elevation Model |
| XAFS | X-ray Absorption Fine Structure |