| Acronym | Meaning |
| CCR | Conradson Carbon Residue |
| OLDA | Ordinary Linear Discriminant Analysis |
| VA-HOMO | Vibrationally Active HOMO |
| DLCA | Diffusion Limited Cluster Aggregation |
| FMR | Ferromagnetic Resonance |
| CSTIM | Channeling Scanning Transmission Ion Microscopy |
| SUTRA | Saturated Unsaturated Transport Model |
| RTDM | Rough Terrain Dispersion Model (air Quality) |
| CRDS | Chemical Reactions Documentation Service |
| CLIDE | Chemical Literature Data Extraction |