character: Dr. Emily Carter
topic: Separation Techniques in Chemistry
grade: 9
subject: Chemistry
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character: Professor John Smith
topic: Fundamentals of Chromatography
grade: 9
subject: Chemistry
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character: Researcher Lisa Wong
topic: Applications of Filtration in Mixture Separation
grade: 9
subject: Chemistry
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character: Scientist Michael Johnson
topic: Distillation Methods Explained
grade: 9
subject: Chemistry
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