| Acronym | Meaning |
| FSIS | Food Safety And Inspection Service |
| SMOGSTOP | Statistical Model Of Ground-level Short Term Ozone Pollution |
| HPSAM | H-point Standard Additions Method |
| NMP | Nuclear Microprobe |
| IRA | Interim Response Actions |
| EIES | Electron Impact Emission Spectroscopy |
| SPASE | South Pole Air Shower Expt. |
| BLS | Brillouin Light Scattering |
| PCGVB | Pairwise Correlated Generalized Valence Bond Method |
| AIR CHIEF | Air ClearingHouse For Inventories And Emission Factorspar |