character: Dr. Smith
topic: Toxicology of Hydrocarbons in Aquatic Environments
grade: 11
subject: Chemistry
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character: Mrs. Johnson
topic: Effects of Oil Spills on Marine Life
grade: 11
subject: Chemistry
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character: Mr. Lee
topic: Chemical Properties of Hydrocarbons
grade: 11
subject: Chemistry
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character: Dr. Patel
topic: Water Quality Assessment Techniques
grade: 11
subject: Chemistry
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