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Ozone Layer was discovered by Christain Schcenbein
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Jean-Louis Soret Proves The Ozone is O3
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Thickness of Ozone layer is found
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CFC Prodution end worldwide
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The Ozone Layer- Global Map
Plan projects on a visual timeline
Map milestones, phases, deadlines, and key events in one place so the sequence is easier to see and share. Timetoast is a timeline maker for work, school, research, and stories.