| Acronym | Meaning |
| AED | Atomic Emission Detector |
| RITZ | Regulatory And Investigative Treatment Zone |
| NASP | National Aerospace Plane |
| HDS-MAT | Hydrodesulfurization Micro-activity Test |
| CCW | Charge Current Wave (type Of Hartree-Fock Wave Function) |
| OCE-DF | One-center Expansion Dirac-Fock |
| DOM | Dissolved Organic Matter |
| VGP | Virtual Geomagnetic Pole |
| IISRP | International Institute Of Synthetic Rubber Producers |
| AMOS | Automated Meteorological Observing System |