character: Ms. Emily Reynolds
topic: Understanding Ozone Formation in Urban Areas
grade: 9
subject: Chemistry
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character: Dr. Mark Thompson
topic: The Chemistry of Air Pollution
grade: 9
subject: Chemistry
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character: Ms. Sarah Johnson
topic: Impact of Urbanization on Air Quality
grade: 9
subject: Chemistry
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character: Mr. David Miller
topic: Photochemical Reactions in the Atmosphere
grade: 9
subject: Chemistry
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