Wipro_1275238_RAJPATIL_AirPollution

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Across
  1. 1. Factories causing pollution
  2. 4. Mixture of smoke and fog
  3. 6. Major source of pollution
  4. 7. Gas responsible for air pollution
  5. 9. Index used to measure air quality
  6. 12. Process of reusing waste
  7. 13. Tiny particles in air
  8. 14. Layer protecting Earth from UV rays
Down
  1. 2. Emission from vehicles and factories
  2. 3. Process of breathing
  3. 5. Source of clean air
  4. 8. Most abundant gas in atmosphere
  5. 10. Harmful contamination of environment
  6. 11. Surroundings we live in
  7. 15. Gas needed for breathing