| Acronym | Meaning |
| TBU | Tertiary Building Unit |
| HRFS | High-resolution Fluorescence Spectroscopy |
| TARP | Technical Assistance Response Program |
| IRMA | Immunoradiometric Assay |
| CEN | Comite Europeen De Normalization |
| NEWWA | New England Water Works Association |
| ROSDAL | Representation Of Organic Structure Description Arranged Linearly |
| RDS | Reflectance-difference Spectroscopy |
| DEIA | DNA Enzyme Immunoassay |
| ENDL | Evaluated Nuclear Data Library |