character: Professor Green
topic: Sustainable Energy Sources and Storage
grade: 11
subject: Chemistry
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character: Energy Advocate
topic: Solare Energy Efficiency
grade: 11
subject: Chemistry
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character: Dr. Wattson
topic: Chemical Storage of Energy
grade: 11
subject: Chemistry
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character: Ms. Eco
topic: Renewable Resources in Chemistry
grade: 11
subject: Chemistry
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