character: Dr. Emily Carter
topic: Introduction to Polymers
grade: 11
subject: Chemistry
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character: Professor John Smith
topic: Applications of Polymers in Daily Life
grade: 11
subject: Chemistry
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character: Dr. Lisa Wong
topic: Types of Polymers and Their Properties
grade: 11
subject: Chemistry
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character: Mr. Andrew Lee
topic: Recycling of Polymer Materials
grade: 11
subject: Chemistry
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