| Acronym | Meaning |
| FMI | Fermilab Main Injector |
| AAT | Atomic Axial Tensor (in Mol. Optical Properties Calcns.) |
| APT | Atomic Polar Tensor (in Ir Spectra Calcn.) |
| FCF | Franck-Condon Factor |
| MARF | Magic Angle In The Rotating Frame |
| NPRI | National Pollutant Release Inventory |
| EMTIC | Emission Measurement Technical Information Center |
| OMEGA | Method In Molecular Orbital Calculations |
| NATICH | National Air Toxics Information Clearinghouse |
| EQA | External Quality Assessment |