| Acronym | Meaning |
| IGBT | Insulated Gate Bipolar Transistor |
| POM | Polarized Optical Microscopy |
| FLNS | Fluorescence Line-narrowing Spectroscopy |
| SNCR | Selective Noncatalytic Reduction |
| DTCI | 3,3'-diethylthiacarbocyanine Iodide |
| EIIA | European Information Industry Association |
| EBA | Expanded Bed Adsorption |
| CATC | Cyanide Amenable To Chlorination |
| GCSOA | Gain-clamped Semiconductor Optical Amplifier |
| ADAPTS | Air Deliverable Antipollution Transfer System |