Earlier there was balance between the formation and destruction of Ozone layer but after the release of varieties of harmful substances into atmosphere, this balance has been disturbed. Now rate of destruction is higher than the rate of formation of Ozone layer which is causing widening of Ozone hole. CFC (Chlorofluorocarbons) is one of the sources responsible for causing hole in Ozone layer, which of following statement is correct about the CFC:
A. CFC is made of Chlorine, fluorine, and carbon
B. CFC is released from Refrigerant, foams in plastic manufacturing, etc
C. Refrigerant is the major source of CFC
D. All of the above
Answer:D
Earlier there was balance between the formation and destruction of Ozone layer but after the release of varieties of harmful substances into atmosphere, this balance has been disturbed. Now rate of destruction is higher than the rate of formation of Ozone layer which is causing widening of Ozone hole. CFC (Chlorofluorocarbons) is one of the sources responsible for causing hole in Ozone layer, which of following statement is correct about the CFC:
A. CFC is made of Chlorine, fluorine, and carbon B. CFC is released from Refrigerant, foams in plastic manufacturing, etc C. Refrigerant is the major source of CFC D. All of the above