| Acronym | Meaning |
 | NCEH | National Center For Environmental Health |
| AMES | Ames Laboratory |
| NIPA | National Income And Product Accounts |
| WES | Waterways Experiment Station |
| USPTO | United States Patent And Trademark Office |
| OPA | Office Of Population Affairs |
| TANF | Temporary Assistance For Needy Families |
| LOCIS | Library Of Congress Information System |
| MSEL | Materials Science And Engineering Library |
| EML | Environmental Measurement Laboratory |
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