DIY Network

Electric Wiring

Episode DCON-113

Contractor Matt Blashaw learns how electricity powers our homes, and how the industry is constantly working to make electrical appliances safer. We visit Underwriters Laboratories, where they've been keeping people from incinerating themselves for over a century. And in our lab, Matt demonstrate the difference between AC and DC, and discover just how much juice you can squeeze through a household extension cord.

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