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OpenStudy (anonymous):
What negative impact did chemistry have on society through the production and use of chlorofluorocarbons (CFCs)? Hazardous coolants in refrigeration units were replaced. Better refrigeration reduced loss of food through spoilage. Lower levels of ozone allowed more ultraviolet radiation to reach Earth. Fire safety improved through the use of fire extinguishers.
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OpenStudy (anonymous):
I would say C.
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