| Acronym | Meaning |
| ERCS | Emergency Response Cleanup Services |
| BCDF | B Cell Differentiation Factor |
| NCAT | National Catalog Database (accessible Through OLS) |
| FWPCA | Federal Water Pollution Control Administration |
| PIHMC | Path Integral Hybrid Monte Carlo |
| SEN | Submerged Entry Nozzle |
| ARS | Autonomously Replicating Sequence |
| CRIOSA | Classical Reactive Infinite Order Sudden Approxn. |
| SAP | Scientific Advisory Panel (FIFRA) |
| PTB | Phosphotyrosine Binding |