Churning with voltage and resembling an explosion at the wire factory, the breaker panel exudes mystique. But it's just a big switch, filled with other smaller ­switches, which lead to the switches ...

Q: Several weeks ago, I read your column about installing electrical wiring. I’m curious about circuit breakers. What is the primary purpose of circuit breakers? Are there different types of breakers?

INDIANAPOLIS – In this Home Zone, ever need to shut off the electricity to a light or a receptacle, but it’s a guessing game once you get to the circuit breaker panel? For many, deciphering breaker ...