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Biology, 22.09.2019 18:00 cm4morris121801

Which of these has been controlled in an attempt to reduce the depletion of ozone in earth’s atmosphere?
methods of filtering gasoline
use of chlorofluorocarbons (cfcs)
use of mercury (hg) compounds
methods of radioactive waste storage

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Which of these has been controlled in an attempt to reduce the depletion of ozone in earth’s atmosph...
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