| Acronym | Meaning |
| ISC-PEM-MO | Iterative Self-consistent Partition Of Energy Method And MO Formalism |
| FACT | Facility For The Analysis Of Chemical Thermodynamics |
| FKO | Franz-Keldish Oscillations |
| TRIM | Total Risk Integrated Methodology |
| OPW | Orthogonalized Plane Wave |
| MAVRIQ | Model Of Analysis Of Volatiles And Residential Indoor-air Quality |
| CEC | Commission Of The European Communities |
| SACF | Symmetry-adapted Configuration Function |
| SCS | Semiclassical Coupled-states |
| MIEMS | Membrane Inlet Electrochemical Mass Spectrometry |