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6.3 · Cleanroom safety and anti-static protection
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Safety in the cleanroom
In the power industry, every job starts by switching off and locking out the supply to protect people. In a chip factory there is also the opposite direction: people can damage the chip.
A static spark too small for you to feel, or a speck of dust, is enough to destroy the tiny transistors. This lesson explains why, and how engineers protect chips.