Biology, 09.07.2019 02:50, bellad0124outlookcom
This was formerly used as a refrigerant and as a propellant in aerosol cans. these chemicals damage the ozone layer of the earth
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Biology, 02.07.2019 20:00, BallerAlert1644
Answers: 2
This was formerly used as a refrigerant and as a propellant in aerosol cans. these chemicals damage...
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