Question

1. How are chlorofluorocarbons harmful for us?
2. What are the different methods of cleaning water​

Answer 1

Answer:

1...chlorofluro carbons emitted from refrigerators and ac enter the atmosphere and cause depletion of the ozone later allowing the UV Ray's to enter the earth's atmosphere.

2.... sedimentation

filtering

chlorination

boiling are the methods

Answer 2

Answer:

1. They destroy the earth's ozone layer and due to this the harmful UV rays will enter earth.
2. Sedimentation, distillation, chlorination, using water purifier, boiling etc

Hope this helps you