Insulated wire cable reels. Reels of insulated wire for use in physics experiments. A core of copper wiring is surrounded by a plastic insulator, usua

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Insulated wire cable reels. Reels of insulated wire for use in physics experiments. A core of copper wiring is surrounded by a plastic insulator, usually PVC (polyvinyl chloride).

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Size: 4819px × 3705px
Photo credit: © MARTYN F. CHILLMAID/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

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