| Acronym | Meaning |
| SRD | Standard Reference Data |
| UNEP | United Nations Environmental Program |
| EFTC | European Fluorocarbon Technical Committee |
| ROM | Read Only Memory |
| OTIS | One-dimensional Transport With Inflow And Storage |
| HEIS | High Energy Ion Scattering |
| GEM | Gene Expression Microarray |
| WINDS | Wideband Internetworking Engineering Test And Demonstration Satellite |
| CIAQ | Council On Indoor Air Quality |
| FUSRAP | Formerly Utilized Sites Remedial Action Program (radioactive Materials Related) |