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People discovered fire, developed paper from plants, and forged weapons and tools with stone, bronze, copper, and iron.
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People used the power of steam, developed machine tools, established iron production, and the manufacturing of various products.
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People advanced the used of microelectronics with the invention of personal computers, mobile devices, and wearable technology.
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People harnessed the power of transistors that led to the transistor radio, eletronic circuits, and the early computers.
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