| Acronym | Meaning |
| SBCOD | Slowly Biodegradable Chemical Oxygen Demand |
| EXPRESSO | Experiment For Regional Sources And Sinks Of Oxidants |
| VIRTIS | Visual IR Spectral And Thermal Spectrometer |
| GRIDS | Geographic Resources Information And Data System |
| MRD-CI | Multireference Determinant Configuration Interaction |
| RSMST | Real-space Multiple-scattering Theory (in Electronic Structure) |
| STIG | Steam-injected Gas Turbines |
| GLWQB | Great Lakes Water Quality Board |
| AGS | Alternating Gradient Synchroton |
| MRDL | Maximum Residual Disinfectant Level |