| Acronym | Meaning |
| SCHA | Self-consistent Harmonic Approxn. |
| EAA | Essential Amino Acids |
| IGAC | International Global Atmospheric Chemistry |
| MEG | Mixed Exponentially Generated (wave Function) |
| EBIT | Electron Beam Ion Trap |
| AET | Apparent Effects Thresholds |
| ECTDMS | Electrochemical Thermal Desorption Mass Spectroscopy |
| PTA | Pulse Thermal Analysis |
| CGCP | Canadian Global Change Program |
| RIS | Rotational Isomeric State |