Air Pollution

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Across
  1. 3. Are human made chemicals that are used and produced in the
  2. 5. of paints, refrigerants, etc
  3. 7. Mixture of liquid droplets and solid particles found in the air
Down
  1. 1. Colorless and odorless gas formed by the burning of gasoline
  2. 2. A toxic gas formed in the air after many sulfur fossil fuels have been burned
  3. 4. Occurs both at ground level and in upper atmosphere
  4. 6. A poisonous gas emitted from cars, trucks, etc.
  5. 8. Environmental Protection Agency A government agency that is tasked with
  6. 9. protection matters