| Acronym | Meaning |
| ACD | Atmospheric Chemistry Division |
| XMLD | X-ray Magnetic Linear Dichroism |
| CCN | Cloud Condensation Nucleus |
| MPNO | Molecular Pair Natural Orbital |
| PES | Potential Energy Surface |
| CAL | Central Analytical Laboratory |
| ERP | Environmental Review Process |
| GRI | Gas Research Institute |
| IBI | Index Of Biotic Integritypar |
| PCR | Principal Component Regression |