Dear James: I am concerned about a fire from an electrical issue in my older house. What are the differences among fuses, breakers, GFCI and AFCI, and which are best? — Peggy T. Dear Peggy: You are ...

So you have power circuit breakers at your facility, and they seem to be just fine, sitting there quietly doing their job. What you may not realize is that even though your circuit breakers are ...