| Acronym | Meaning |
| FDPM | Frequency-domain Photon Migration |
| PTC | Positive Temperature Coefficient [elec. Conducting Material] |
| IWS | Ionizing Wet Scrubber |
| BEST | Basic Extractive Sludge Treatment |
| LCHAD | Long-chain 3-hydroxyacyl-CoA Dehydrogenase |
| FRET | Fluorescence Resonance Energy Transfer |
| VPEAD | Valence Photoelectron Angular Distribution |
| SCIAMACHY | SCanning Imaging Absorption SpectroMeter For Atmospheric CHartographY |
| TATP | Triacetone Triperoxide |
| ICAC | Institute Of Clean Air Companies |