| Acronym | Meaning |
| RAN | Residual Acrylonitrile |
| LIFR | Leukemia Inhibitory Factor Receptor |
| CIS | Chemical Information System |
| MARIA | Methods For Assessing The Radiological Impact Of Accidents |
| BMSC | Bone Marrow Stromal Cell |
| MOCETGAO | Molecule-optimized Contracted Even-tempered Gaussian Atomic Orbital |
| RSSCT | Rapid Small-scale Column Test (of Granulated Activated Carbon) |
| MECS | Manufacturing Energy Consumption Survey (DOE) |
| ARAC | Atmospheric Release Advisory Capability |
| LDQ | Linnett Double Quartet (equivalent To Nonpairing Spatial Orbital Theory) |