character: Professor James Wilson
topic: Chemistry of Air Pollutants and Human Health
grade: 9
subject: Chemistry
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character: Dr. Lisa Chen
topic: Impact of Air Quality on Respiratory Diseases
grade: 9
subject: Chemistry
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character: Dr. Mark Thompson
topic: Chemical Reactions of Common Air Pollutants
grade: 9
subject: Chemistry
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character: Professor Emily Richards
topic: Strategies for Reducing Air Pollution
grade: 9
subject: Chemistry
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