A banned chemical used to make household insulation is implicated in damage to the ozone layer.
from BBC News - Home Ozone hole mystery: China insulating chemical said to be source of risehttps://https://ift.tt/2KKuvu0
from BBC News - Home Ozone hole mystery: China insulating chemical said to be source of risehttps://https://ift.tt/2KKuvu0
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