| Acronym | Meaning |
| STATE | Sulfur Transport And Transformation In The Environment |
| LIPAS | Laser Induced Photoacoustic Spectroscopy |
| PMDL | Practical Method Detection Limit |
| DRP | Dissolved Reactive Phosphorus |
| ARAC | Acid Rain Advisory Committee |
| CPPA | Canadian Pulp And Paper Association |
| QAP | Quality Assurance Plan |
| PEPICO | Photoelectron-photoion Coincidence Spectroscopy |
| IGARSS | International Geoscience And Remote Sensing Symposium |
| FHSA | Federal Hazardous Substances Act |