Wire color codes play a vital role in ensuring safe and correct electrical connections. They help distinguish between hot, neutral, and ground wires, which are identified by colors like black, red, ...

The terms neutral, ground, grounded, and grounding often get confused — sometimes with tragic consequences. So what is the difference? Let’s start with the neutral conductor. It’s not just another ...

A friend who was buying an older house was concerned about electrical safety and asked for my opinion as an electrical engineer. All of the AC receptacles (also called outlets) in the house were the ...

A pretty typical diagram for the grounding system for a house is shown here, along with a few of the current carrying conductors commonly called live and neutral. On the far left is the transformer ...