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Why are electromagnets used in metal scrap yards
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Why are electromagnets used in metal scrap yards
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Jan 2, 2018
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Why are electromagnets used in metal scrap yards
Chemistry
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Luongkhanh
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Answer:c
Explanation: they can be turned on and off
Ian Campbell
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Jan 3, 2018
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Ian Campbell
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Theyre temporary magnets, so they can be turned on and off.
Kev
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Jan 8, 2018
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