character: Mr. Johnson
topic: Chemical Reactions Involved in Ozone Formation and Depletion
grade: 11
subject: Chemistry
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character: Ms. Smith
topic: Introduction to Ozone Chemistry
grade: 11
subject: Chemistry
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character: Dr. Lee
topic: Effects of UV Radiation on Ozone Layer
grade: 11
subject: Chemistry
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character: Mrs. Garcia
topic: Role of CFCs in Ozone Depletion
grade: 11
subject: Chemistry
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