| Acronym | Meaning |
| TTI | Time-temperature Integrator |
| HFET | High Field Effect Transistor |
| DDM | Denuder Difference Method |
| ISA | Instrument Society Of America |
| APR | Acoustic Paramagnetic Resonance |
| EBMUD | East Bay Municipal Utility District (Oakland |
| OSF | Odor Safety Factor |
| SH2 | Src-homology 2 |
| CPDAM | Cumulative Potential-derived Atomic Multipole (calcn. Method) |
| CA | Corrective Action |