| Acronym | Meaning |
| KST | Max. Vol.-independent Pressure Increase Rate |
| IRI | Industrial Research Institute |
| KAM | Kolmogorov-Arnold-Moser (theorem In Quantum Stochasticity) |
| ROSDAL | Representation Of Organic Structure Description Arranged Linearly |
| CCS | Contract Compliance Screening |
| IMT | Ion Microtomography |
| ESEDD | Excited State Electron Density Differential Method |
| SPS | Surface Photovoltage Spectroscopy |
| TSD | Technical Support Document |
| VISTTA | Visibility Impairment From Sulfur Transformation And Transport In The Atmosphere |