Electrical wires can be hot, neutral, or ground, and has a corresponding color to denote this. The most common colors you'll find in home wiring include black, red, blue, yellow, green and yellow ...

Electricity flows from the hot wire to the neutral wire — but only when the circuit is completed and the two are physically connected. That's what a two-prong plug does — with one prong ...

Most homes built after the 1980s have a neutral wire throughout the space, case closed. But my home was built right smack in the mid-1980s, meaning the wiring situation behind the walls could’ve ...