Source | VOCs | NOx |
Mobile | 49.9 | 70.1 |
Solvents | 22.1 | 0.1 |
Fuel Combustion | 2.0 | 28.3 |
Industrial processes | 0.9 | 0.8 |
Fires | 1.5 | 0.1 |
Miscellaneous | 23.6 | 0.6 |