If we have AC Current coming into our homes, then why we have different coloured wires?
In: Physics
Safety and speed. If I see a green or bare wire, it’s a ground. If I see a white or grey wire, it’s neutral. Anything else is “live.” This all assumes that the wiring has been done to code. [**See here**](https://www.thespruce.com/electrical-wire-color-coding-1152863#electrical-cable-and-wire-color-markings) for more info.
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