Should I install an ungrounded, solid, or high-resistance grounding system? That is the question asked by many designers and installers. The answer to this question depends on many factors. To make ...

Grounding is a principle of electricity often mentioned in wiring projects but can be confusing to homeowners and DIYers. To understand the importance of electrical grounding in a home wiring system, ...

What is ground-fault protection? The answer depends on whether you are talking about ground-fault protection of equipment or ground-fault protection of people. Just because ground-fault protection is ...

Electrical systems must be "grounded" in order to work. So how can the lights turn on in an airplane at 30,000 feet? An electrical ground doesn't always have to be "the ground." It can be any ...