| Acronym | Meaning |
| PDECD | Pulsed Discharge Electron Capture Detector |
| PEFC | Polymer Electrolyte Fuel Cell |
| ESE | Exact Static-exchange (approxn. In Scattering Calcns.) |
| OIM | Orientation Imaging Microscopy |
| FANES | Furnace Atomization Non-thermal Emission Spectrometry |
| AOTF | Acousto-optic Tunable Filter |
| SSIMS | Static Secondary Ion Mass Spectrometry |
| EPSP | Excitatory Postsynaptic Potential |
| AIRDAS | Airborne Infrared Disaster Assessment System |
| IAP | Inhibitor Of Apoptosis |