| Acronym | Meaning |
| DOT | Department Of Transportation |
| MM | Misch Metal |
| GEMS | General Energy And Material Balance System [model] |
| IPC | Integrated Pollution Control |
| TOM | Total Organic Matter |
| PDGF | Platelet-derived Growth Factor |
| FEGO | Floating Ellipsoidal Gaussian Orbital |
| EDX | Energy Dispersive X-ray |
| PTM | Posttranslational Modification |
| EI | Emissions Inventory |