Flexi Homework Help Q&A

Air Pollution and Illness

Summary:

  • Air pollution harms the respiratory and circulatory systems.
  • The Air Quality Index (AQI) is an assessment of the pollutants in the outdoor air based on their human health effects.
  • Indoor air may be even more polluted than outdoor air.
  • It may contain harmful substances such as mold, bacteria, and radon.
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