All of the statments are true.Air pollutants can damage the respiratory system, because we can inhale them into our lungs. They can also reach the bloodstream and cause problems They can cause discoloration to our hair because of certain chemicals. They can reduce protenction from the sun because air pollutants harm the ozone layer, which protects us from violent rays. 2. False. Biodegradable waste means that the waste is made of organic materials and can be broken down into simple molecules such as carbon dioxide and water, which are not harmful to humans. 3. The correct answer is true. As stated in response to the first question, air pollutants can harm the ozone layer, which protects us from the sun's violent rays. One of these air pollutants, is chloroflourocarbons.
