| Acronym | Meaning |
| ANN | Artificial Neural Network |
| EXPRESSO | Experiment For Regional Sources And Sinks Of Oxidants |
| HTSS | Hierarchical Tree Substructure Search |
| IAWQ | International Association On Water Quality |
| VCDW | Vector Charge-density Wave |
| CMC-SCF | Complete Multiconfiguration Self-consistent Field |
| SID | Selected Ion Detection |
| NFOM | Near-field Optical Microscopy |
| TLS | Thermal Lens Spectrometry |
| RFCC | Residue Fluid Catalytic Cracking |