character: Dr. Johnson
topic: The Science of Fermentation and Preservatives
grade: 11
subject: Chemistry
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character: Marie Curie
topic: Chemical Preservation Techniques
grade: 11
subject: Chemistry
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character: Louis Pasteur
topic: The Role of Microorganisms in Fermentation
grade: 11
subject: Chemistry
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character: Robert H. Grubbs
topic: Applications of Chemical Catalysis in Food Preservation
grade: 11
subject: Chemistry
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