Column A | Column B |
Nitrogen | 20.95% |
Oxygen | CFC |
Freons | Coal |
Particulate matter | 78.08% |
Fossil fuels | Air pollution |
Sl.No | Column A | Column B |
1. | Nitrogen | 78.08% |
2. | Oxygen | 20.95% |
3. | Freons | CFC |
4. | Particulate matter | Air pollution |
5. | Fossil fuels | Coal |