| Acronym | Meaning |
| PACE | Pacific Atmospheric Chemistry Experiment |
| SCOP | Structural Classification Of Proteins |
| MWP | Mixed Waste Paper |
| BCCD | Betaine Calcium Chloride Dihydrate |
| IBIL | Ion Beam Induced Luminescence |
| ELO | Epitaxial Lateral Overgrowth |
| ICGCC | Integrated Coal Gasification Combined Cycle Plant |
| PTA | Pulse Thermal Analysis |
| MCCP | Mountain Cloud Chemistry Program |
| PCS | Permit Compliance System |