| Acronym | Meaning |
 | MARC | Machine Readable Cataloging |
| BEST | Black Educational Science Trust |
| USFS | United States Forest Service |
| ACO | Administrative Consent Order |
| OBC | Onboard Computer |
| IRD | Interface Requirements Document |
| UNCED | United Nations Conference On Environment And Development |
| APC | Ammonium Perchlorate |
| GIS | Geographic Information Systems |
| RPI | Rensselaer Polytechnec Institute |
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