Engineering, 22.04.2021 01:20 marshaehayes9444
studies show that chlorofluorocarbons (cfcs) such as cfc-12, are contributing to the depletion of the stratospheric ozone layer. True or false?
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Engineering, 04.07.2019 18:10
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studies show that chlorofluorocarbons (cfcs) such as cfc-12, are contributing to the depletion of th...
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