Ozone Layer Depletion
Published on Nov 23, 2015
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PRESENTATION OUTLINE
CFC's are the main cause of ozone depletion.
Photo by kevin dooley
TYPES OF CFC'S EFFECTING THE OZONE LAYER
Aerosols, refrigerators, foams, and solvents no longer include CFC's as their production was phased out.
Photo by Pink Sherbet Photography
~METHYL BROMIDE~
As methyl bromide and halons are broken apart, they release bromine atoms, which are 40 times more destructive than chlorine atoms.
PERCENT PER YEAR FOR METHYL BROMIDE REDUCTION
Methyl bromide is considered an ozone depleting chemical and thus falls under the Clean Air Act with an ozone depletion potential of 0.2%.
Photo by { pranav }
~HALONS~
Halons contain bromine or iodine.
Photo by Mary Vican
Halons are used in fire distinguishers!
Photo by Will Montague
Halons have lifespans in the atmosphere of 60 to 110 years.
Photo by kevin dooley
