Question

1. What is the full name of CFCs?
2. What is the full form of SPM?
3. what is sewage? ​

Answer 1

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1. Chlorofluorocarbons (CFCs) are nontoxic, nonflammable chemicals containing atoms of carbon, chlorine, and fluorine. They are used in the manufacture of aerosol sprays, blowing agents for foams and packing materials, as solvents, and as refrigerants.

2. In biology, with respect to pollution, SPM stands for Suspended Particulate Matter