| Acronym | Meaning |
| FINES | Furnace Ionization Nonthermal Excitation Spectrometry |
| APCD | Air Pollution Control District |
| CASSCF | Complete Active Space-self Consistent Field |
| TLM | Triple Layer Model (of Adsorption) |
| MCRPA | Multiconfigurational Random Phase Approxn. |
| CMA | Chemical Manufacturers Association |
| WQC | Water Quality Criteria |
| TOPSE | Tropospheric Ozone Production About The Spring Equinox |
| MFI | Melt Flow Index [of Polymer] |
| ESQC | Elastic Scattering Quantum Chemistry |