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metallurgical silicon

National Museum of American History
Solar cells come in many shapes and sizes, and are manufactured with a variety of materials. The element silicon has proven to be very versatile and relatively inexpensive for making many different types of electronic devices. This example of metallurgical silicon shows an early stage of processing the material.

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National Museum of American History

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National Museum of American History

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National Museum of American History

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National Museum of American History

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National Museum of American History

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National Museum of American History

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National Museum of American History

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National Museum of American History

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National Museum of American History

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National Museum of American History

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National Museum of American History

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National Museum of American History

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National Museum of American History

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National Museum of American History

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National Museum of American History

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National Museum of American History

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National Museum of American History

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National Museum of American History

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National Museum of American History

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National Museum of American History

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National Museum of American History

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National Museum of American History

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National Museum of American History
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