| Acronym | Meaning |
| METAALICUS | Mercury Experiment To Assess Atmospheric Loading In Canada And The US |
| NLLSF | Non-linear Least Square Fitting |
| LOQ | Limit Of Quantitation |
| NARE | North Atlantic Regional Experiment |
| MACSIMS | Measurement Of Atmospheric Constituents By Selective Ion Mass Spectrometry |
| VGP | Virtual Geomagnetic Pole |
| UDMH | Unsymmetrical Dimethyl Hydrazine (Alar Metabolite) |
| AFMMP | Advanced Field Monitoring Methods Program |
| PIPES | Piperazine-1 |
| JSR | Jet-stirred Reactor |