ICSE BoardEnglish MediumSTD 9CHEMISTRYAtmospheric Pollution2 Marks
Question
Suggest two methods to control the destruction of the ozone layer.
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Answer
Avoid the consumption of gases dangerous to the ozone layer, due to their content or manufacturing process. Some of the most dangerous gases are CFCs (chlorofluorocarbons), halogenated hydrocarbon, methyl bromide and nitrous oxide. Minimize the use of cars. The best transport option is urban, bicycle, or walking
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