| Acronym | Meaning |
 | NIEHS | National Institute Of Environmental Health Sciences |
| PHPS | Public Health Prevention Service |
| NESDIS | National Environmental Satellite |
| ACF | Administration For Children And Families |
| GPO | Government Printing Office |
| TANF | Temporary Assistance For Needy Families |
| DFAS | Defense Finance And Accounting Service |
| NASA | National Aeronautics And Space Administration |
| OSCE | Office Of Child Support Enforcement |
| FAA | Federal Aviation Administration |
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