character: Dr. Emily Chen
topic: Chemical Pathways of Environmental Contaminants
grade: 11
subject: Chemistry
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character: Dr. Jane Foster
topic: Impact of Heavy Metals on Ecosystems
grade: 11
subject: Chemistry
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character: Dr. Sam Patel
topic: Biodegradation of Organic Pollutants
grade: 11
subject: Chemistry
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character: Dr. Lisa Nguyen
topic: Toxicology of Synthetic Chemicals
grade: 11
subject: Chemistry
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