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Google Doodle Celebrates Mario Molina, Scientist Who Revealed Ozone Threat

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ChinaVirtuoso
, 03-24-2023 at 02:02 AM (278 Views)
      
   


For years, the chemicals used in hair spray and refrigerators wreaked havoc on the ozone layer, the protective shroud that shields us from the sun's harmful ultraviolet radiation. But it wasn't until 1974 that people started to take notice.

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