| Acronym | Meaning |
| RQ | Reportable Quantity |
| RCNDO/S | Rydberg CNDO/screened |
| ESA | Electron Stimulated Adsorption |
| COLTRIMS | Cold-target Recoil-ion-momentum Spectroscopy |
| CSE | Capillary Sieving Electrophoresis |
| GTSP | Global Tracer Scientific Panel |
| EFPI | Extrinsic Fabry-Perot Interferometer Sensor |
| LAMMS | Laser Micro Mass Spectrometry |
| NIEL | Non-ionizing Energy Loss |
| HSG | Human Salivary Gland |