| Acronym | Meaning |
| ASTRAP | Advanced Statistical Trajectory Regional Air Pollution Model |
| SDIO | Strategic Defense Initiative Organization |
| BCS | Bardeen-Cooper-Schrieffer |
| MPE | Mean Percent Error |
| EPACSAR | EPA Chemical Activities Status Report |
| WFGD | Wet Flue Gas Desulfurization |
| ABR | Advanced Breeder Reactor |
| TOD | Theoretical Oxygen Demand |
| PPA | Pollution Prevention Act (of 1990) |
| UCI | Ultrasonic Contact Impedance |