character: Mark Thompson
topic: Pollution Control Technologies
grade: 11
subject: Chemistry
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character: Dr. Emily Carter
topic: Innovative Air Purification Methods
grade: 11
subject: Chemistry
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character: Professor Alan Smith
topic: Green Chemistry in Industrial Practices
grade: 11
subject: Chemistry
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character: Maria Lopez
topic: Waste Management Strategies and Technologies
grade: 11
subject: Chemistry
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