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 ...

Q: We’re selling our house, and the buyer had an inspection done on it. The bad news is that our bathroom needs a ground-fault circuit interrupter (GFCI) installed. It’s the only outlet in the ...

Ground fault circuit-interrupter (GFCI) outlets should be installed in areas where moisture is a concern, such as kitchens, bathrooms and unfinished basements. They should also be used for electrical ...

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 ...