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French physicists Charles Fabry and Henri Buisson discovered the Ozone
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Chloroflourocarbons are created as non-toxic, non-flamable refrigerants. Used in aerosols like hairsprays, deoderants, etc.
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After the discovery a British meterologist G.M.B. Dubson investigates in more details, which leads to the creation of the spectrum The Dubson Unit.
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The Ozone layer is a gas made up of O3 (3 oxygen atoms) in the stratosphere. The ozone layer protects Earth from UV (ultraviolet) radiation.
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The first measurement of the Ozone layer in Hailey Bay, Anartica.
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Satelite Measurements began and detect CFC's
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M.J. Molina and F.S. Rowland publish a laboratory story on how CFC's has the ability to breakdown the Ozone.
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The U.S. bans non-essential uses for CFC's in
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The British first reported their findings, in the October ozone levels were 35% lower then in the 1960's.
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The drop was so dramatic when the British did their measurement they thought their equipment was faulty
