WHY Do Plugs Have HOLES? The ACTUAL Answer!
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Holey Plugs, Batman! But... what are they for?
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DON'T USE THESE TOOLS!!! Use These Tools Instead If You're an Electrician
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Do Different Voltages Mean the Same Thing?
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Five Things Apprentices Should NEVER Do!!!
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Why Do Outlets Have Different Types of Holes?
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Does Current Flow on the Neutral?
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