| Acronym | Meaning |
 | RBS | Rutherford Backscattering Spectrometry |
| ORD BBS | ORD Electronic Bulletin Board System |
| RSKERL | Robert S. Kerr Environmental Research Laboratory |
| NCP | Net Community Productivity |
| NMA | Nuclear Microanalysis |
| IA/PA | Intermediate Alky./partial Alky. |
| MERT | Medical Emergency Response Team |
| RBC | Rotating Biological Contactor |
| WQA | Water Quality Association |
| NCDC | National Climatic Data Center |
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