| Acronym | Meaning |
| FQPA | Food Quality Protection Act |
| PCE | Tetrachloroethylene (perchloroethylene Or Perk) |
| SSRI | Selective Serotonin Reuptake Inhibitor |
| HFCC | Hyperfine Coupling Constant |
| CEEL | Community Emergency Exposure Level |
| LSD | Lysergic Acid Diethylamide |
| IST | Internal Standardization Technique |
| FPXRF | Field Portable X-ray Fluorescence |
| KISS | KPNO International Spectroscopic Survey |
| RFQ | Radio-frequency Quadrupole |