character: Professor Green
topic: Filtration: A Key Separation Technique
grade: 11
subject: Chemistry
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character: Chemistry Lab Instructor
topic: Separation Techniques in Chemistry
grade: 11
subject: Chemistry
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character: Dr. Smith
topic: Understanding Filtration and Its Applications
grade: 11
subject: Chemistry
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character: Mrs. Johnson
topic: The Importance of Filtration in Chemical Experiments
grade: 11
subject: Chemistry
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