| Acronym | Meaning |
| MPI | Multiphoton Ionization |
| LCO | Light Cycle Oil |
| PPA | Pollution Prevention Act (of 1990) |
| RESIS | Receptor Site Interaction Simulation |
| NICS | Nucleus-independent Chemical Shifts |
| NOLMOS | Nonorthogonal (strictly) Local Molecular Orbitals |
| GID | Grazing Incidence Diffraction |
| BATS | Biosphere-Atmosphere Transfer Scheme |
| DARC | Description |
| FLAIR | Fluid Attenuated Infrared Sequence |