character: Henry Ford
topic: Industrial Revolution and the Rise of Mass Production
grade: 8
subject: Social Studies
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character: Charles Goodyear
topic: The Vulcanization of Rubber and Its Impact on Industry
grade: 8
subject: Social Studies
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character: John D. Rockefeller
topic: The Role of Rubber in the Growth of the Oil Industry
grade: 8
subject: Social Studies
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character: Eli Whitney
topic: Cotton Gin and Its Contribution to Industrial Expansion
grade: 8
subject: Social Studies
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