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To reduce the chance of electrical shock and fires, service panels need to be grounded. Proper grounding directs unwanted electrical current from the home into the ground. Installing a grounding rod ...

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 ...