| Acronym | Meaning |
| FRES | Forward Recoil Emission Spectrometry |
| LEPS+IDI | London-Eyring-Polanyi-Sato + Ion Dipole Induced [potential] |
| HRFS | High-resolution Fluorescence Spectroscopy |
| DCO | Delayed Compliance Order |
| LIFI | Laser-induced Fluorescence Imaging |
| EERU | Environmental Emergency Response Unit |
| PEMS | Predictive Emission Monitoring System |
| NIMS | Near-IR Mapping Spectrometer |
| SHEED | Scanning High-energy Electron Diffraction |
| CAE | Capillary Affinity Electrophoresis |