This Is a Certified Answer

Certified answers contain reliable, trustworthy information vouched for by a hand-picked team of experts. Brainly has millions of high quality answers, all of them carefully moderated by our most trusted community members, but certified answers are the finest of the finest.
Free of chlorofluorocarbons. harmful chemicals that eat away at the ozone. they were most commonly found in aerosol cans, but have since been linked to the degradation of the atmosphere
1 1 1