| Acronym | Meaning |
 | ANS | Advanced Neutron Source |
| BTAG | Biological Technical Assistance Group |
| ITVF | Integration |
| ARR | Association For Radiation Research |
| DART | Data Assimilation Research Testbed |
| ESML | Earth Science Markup Language |
| PSCN | Program Support Computer Network |
| DDESB | Department Of Defense Explosives Safety Board |
| APOL | Analytical Photonics And Opto-Electronics Laboratory |
| IAG | Interagency Agreement |
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