character: Mr. David Lee
topic: Properties and Benefits of Biodegradable Polymers
grade: 11
subject: Chemistry
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character: Ms. Sarah Johnson
topic: Environmental Impact of Plastics and Bioplastics
grade: 11
subject: Chemistry
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character: Dr. Emily Carter
topic: Chemical Structure of Biodegradable Polymers
grade: 11
subject: Chemistry
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character: Mr. James Smith
topic: Applications of Biodegradable Materials in Industry
grade: 11
subject: Chemistry
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