character: Mrs. Lee
topic: Environmental Impact of Hydrocarbon Fuels
grade: 11
subject: Chemistry
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character: Mr. Smith
topic: Renewable Energy Sources
grade: 11
subject: Chemistry
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character: Dr. Green
topic: Chemical Reactions in Combustion
grade: 11
subject: Chemistry
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character: Ms. Johnson
topic: Acid Rain and Its Effects
grade: 11
subject: Chemistry
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