character: Ms. Lee
topic: Toxicology of Heavy Metals in Freshwater Fish
grade: 11
subject: Chemistry
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character: Mr. Johnson
topic: Environmental Impacts of Heavy Metals in Aquatic Ecosystems
grade: 11
subject: Chemistry
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character: Dr. Smith
topic: Biomagnification of Heavy Metals in Food Chains
grade: 11
subject: Chemistry
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character: Ms. Adams
topic: Methods for Testing Heavy Metal Contamination in Water
grade: 11
subject: Chemistry
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