| Environmental aspects of refrigerant R134a |
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| R134a is a fluorocarbon and contains no chlorine. |
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| R134a has a shorter atmospheric lifespan than refrigerant R12. |
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| R134a does not damage the ozone layer; the ozone-depleting potential is zero. |
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| The global warming potential (GWP) of R134a is 1300 (GWP of carbon dioxide = 1). |
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| The global warming effect of R134a is ten times less than that of refrigerant R12. |
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