| Acronym | Meaning |
 | UPC | Unidata Program Center |
| ATS | Accelerator Test Stand |
| CDH | Colorado Department Of Health |
| HI | Human Interface |
| PMS | Particle Measuring Systems |
| FAA | Federal Aviation Administration |
| ACGIH | American Conference Of Governmental Industrial Hygienists |
| STD | Salinity |
| EUCLID | European Cooperation For The Long Term In Defense |
| SEC | Securities & Exchange Commission |
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