Do a few of your power outlets around the house have a Reset button you don't understand? It's actually an important safety ...

If the switch detects a ground fault, it will automatically trip, shutting off power to the circuit. These switches are easily recognizable by their test and reset buttons. AFCI (Arc Fault Circuit ...

because the button doesn’t test anything. c) They’re a safety feature, but, as Leonard Cohen surmised, the threat is fire, not water. Circuit breakers in your home—in your basement ...