| Acronym | Meaning |
| NPL | National Priorities List |
| IMB | Information Management Branch |
| DHPLC | Denaturing High-performance Liquid Chromatography |
| CHORUS | CERN Hybrid Oscillation Research Apparatus |
| FOB | Fecal Occult Blood |
| DMOS | Diffused Metal-oxide Semiconductor |
| SVI | Sludge Volume Index |
| GDIM | Generalized Diatomics-in-molecules (theory) |
| WTIE | Wastewater Treatment And Information Exchange |
| SORG | Stratospheric Ozone Review Group |