| Acronym | Meaning |
| NIST | National Institute Of Standards And Technology (formerly NBS) |
| AI | 'Agpaitic Index' And Represents The (Na2O + K2O)/Al2O3 Ratio. |
| CMRA | Chemical Migration And Risk Assessment |
| LTER | Long Term Ecological Research |
| GOMS | Gulf Of Mexico Seawater |
| NVR | Non-volatile Residue |
| TIWSLS | Time-independent Wave Packet Schroedinger (and) Lippmann-Schwinger (equation) |
| CLND | Chemiluminescent Nitrogen Detection |
| TERRA | Tandem Accelerator For Environmental Research And Radiocarbon Analysis |
| LEIS | Low-Energy Ion Scattering Spectroscopy |