character: Howard Florey
topic: Development of Penicillin for Medical Use
grade: 10
subject: Science
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character: Alexander Fleming
topic: Discovery of Penicillin
grade: 10
subject: Science
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character: Ernst Boris Chain
topic: Isolation and Purification of Penicillin
grade: 10
subject: Science
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character: Medical Researchers
topic: Impact of Penicillin on World War II
grade: 10
subject: Science
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