character: Dr. Carlos Mendoza
topic: Comparative Study of Metallurgical Techniques Across Cultures
grade: 9
subject: Chemistry
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character: Marie Curie
topic: Application of Chemistry in Radiotherapy
grade: 9
subject: Chemistry
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character: Henry Bessemer
topic: Innovations in Steel Production
grade: 9
subject: Chemistry
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character: Alfred Nobel
topic: Development of Dynamite and Its Chemical Composition
grade: 9
subject: Chemistry
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