| Acronym | Meaning |
| ERIIS | Environmental Risk Information And Imaging Services |
| MOS | Margin Of Safety |
| RGA | Residual Gas Analysis |
| UPOT | Union Pacific Oxidation Test |
| RDW | Relativistic Distorted Wave |
| ARUPS | Angle-resolved Ultraviolet Photoelectron Spectroscopy |
| VACSY | Variable-angle Correlation Spectroscopy |
| CMV | Cucumber Mosaic Virus |
| TCDE | Two-center Dirac Equation |
| SAFT | Statistical Assocg. Fluid Theory |