character: Dr. Emily Chen
topic: Fuel Cells: The Future of Clean Energy
grade: 12
subject: Chemistry
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character: Dr. John Smith
topic: Renewable Energy Technologies
grade: 12
subject: Chemistry
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character: Ms. Sarah Lee
topic: Chemical Reactions in Energy Production
grade: 12
subject: Chemistry
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character: Prof. Mark Johnson
topic: The Role of Electrolytes in Fuel Cells
grade: 12
subject: Chemistry
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