character: Dr. Alice Johnson
topic: The Role of Chemistry in Early Metalworking Techniques
grade: 9
subject: Chemistry
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character: Mr. Thomas Reed
topic: Chemical Reactions in Ancient Forging Processes
grade: 9
subject: Chemistry
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character: Mrs. Emily Carter
topic: Metallurgy and the Chemical Properties of Early Alloys
grade: 9
subject: Chemistry
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character: Dr. Samuel Lee
topic: The Impact of Chemistry on Tool Making in Ancient Civilizations
grade: 9
subject: Chemistry
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