| Acronym | Meaning |
 | ISP | Internet Service Provider |
| NPS | Numerical Product Service |
| AL-WDD | Albuquerque Operations |
| OSA | Optical Society Of America |
| PASSCAL | Program For Array Seismic Studies Of The Continental Lithosphere |
| CASAC | Clean Air Scientific Advisory Committee |
| VAP | Voluntary Assistance Program |
| MODIS | Moderate Resolution Imaging Spectroradiometer |
| RR | Risk Reduction |
| SIGMET | Significant Meteorological Information |
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