| Acronym | Meaning |
| PIMS | Process Information Management System |
| TMDL | Total Maximum Daily Load |
| PCI | Percutaneous Coronary Intervention |
| CD | Centrifugal Decoupling Approximation (for Atom-mol.scattering) |
| DRLFP | Diffuse Reflectance Laser Flash Photolysis |
| EBI | Equivalent Background Illumination |
| RADREM | Radioactivity Research And Environmental Monitoring Committee |
| HIMU | High U/Pb Mantle (component) |
| TMC | Transition Metal Complex |
| RCA | Rolling-circle Amplification |