![wiring - In a light switch, how can I tell if the black wire is really hot and the white wire is really neutral? - Home Improvement Stack Exchange wiring - In a light switch, how can I tell if the black wire is really hot and the white wire is really neutral? - Home Improvement Stack Exchange](https://i.stack.imgur.com/AC3wn.jpg)
wiring - In a light switch, how can I tell if the black wire is really hot and the white wire is really neutral? - Home Improvement Stack Exchange
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Light Switch Wiring Diagram - Multiple Lights | Home electrical wiring, Light switch wiring, Electrical wiring
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