> if they needed a line to be de-energized for safety, they would deliberately short it out
An old electrician once showed me his technique for tracing a circuit in a house back to the breaker panel: open the box, expose two wires, cross them with the shaft of a screwdriver, wait for the pop, walk back to the panel and see which breaker tripped. Tada!
An old electrician once showed me his technique for tracing a circuit in a house back to the breaker panel: open the box, expose two wires, cross them with the shaft of a screwdriver, wait for the pop, walk back to the panel and see which breaker tripped. Tada!