| Acronym | Meaning |
| ANC | Acid Neutralizing Capacity |
| TPP | Triphenyl Phosphate |
| GTCP | Global Tropospheric Chemistry Program |
| COGS | Computer Oriented Geological Society |
| AIM | Adiabatic Invariance Method (in Ion-mol. Reactions) |
| QSO | Quasistellar Objects |
| SCO | Self-consistent Orbital |
| POSAP | Position-sensitive Atom Probe |
| SAMMS | Self-assembled Monolayers On Mesoporous Supports |
| CSF | Cerebrospinal Fluid |