Home Wiring : Flip the switch and the light goes onâ¦but what if it doesn't? Are you in the dark about the world of circuits and wires and how to handle the problems that inevitably arise? Popular Mechanics enlightens the do-it-yourselfer about home electrical basics. Subjects range from simple definitions of volts, amperes, and watts to a well-illustrated explanation of how a circuit works, and from guidance on putting together an electrical toolbox to discussions of meters, breakers, and fuses. See how to check for proper grounding, replace switches, locate the hot wire in a cable, fix cords and plugs, deal with electric shocks, repair fixtures, doorbells, thermostats, and much more.
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