| Acronym | Meaning |
 | FAPS | Fate Of Atmospheric Pollutants Study |
 | CAA | Clean Air Act |
 | CASS | Computer-Assisted Surveillance System |
 | PMB | Performance Measurement Baseline |
 | GMU | Gyro Mechanical Unit |
 | DAF | Device Assembly Facility |
 | OSTPC | Open Systems Transition Planning Committee |
 | IFAW | International Fund For Animal Welfare |
 | NPP | Net Primary Productivity |
 | NCDC | National Climatic Data Center |