Warning: voltage

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Senior Airman Ivan Williams tests the voltage for a light fixture in the Charleston Club Feb. 11. He was making sure the fixture was at 277 volts to help prevent safety mishaps. Airman Williams is an electrical systems journeyman with the 437th Civil Engineer Squadron (U.S. Air Force photo/Airman 1st Class Melissa White)

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Warning: voltage

Senior Airman Ivan Williams tests the voltage for a light fixture in the Charleston Club Feb. 11. He was making sure the fixture was at 277 volts to help prevent safety mishaps. Airman Williams is an electrical systems journeyman with the 437th Civil Engineer Squadron (U.S. Air Force photo/Airman 1st Class Melissa White)