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Solar Power

The US solar industry has a supply problem

China’s control of solar manufacturing puts the sector at risk of disruption

by Matt Blois
September 18, 2022 | A version of this story appeared in Volume 100, Issue 33
Racks filled with polysilicon rods at Hemlock Semiconductor's Michigan production facility.

Credit: Hemlock Semiconductor | Making polysilicon requires lots of power, but Hemlock Semiconductor says it uses renewable energy to run its operations in Michigan.

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