Across
- 2. are emitted from identifiable source
- 3. increase in temperature worldwide
- 5. major component of smog is
- 9. Large stationary source
- 10. are emitted due to chemical reaction
- 11. Large mobile source
Down
- 1. regional weather change is called as
- 4. Combo of mobile and stationary source
- 6. is a primary pollutant
- 7. is a secondary pollutant
- 8. Pollution in urban & industrial area