While standard receptacles typically use three wires -- hot, neutral and ground -- you'll occasionally find 2-prong outlets in older homes. Since this type of outlet lacks a ground connection, the ...
When you purchase a home, you may notice large boxes covering the outdoor electrical outlets. This is a weather-resistant receptacle outlet box, and it's one of the most common electrical outlets ...
House Digest on MSN

Why Are Some Outlets Horizontal?

If you walk around your home, you will probably see a variety of outlets. In fact, there are a whopping 10 types of ...
Permanently Using Extension Cords As Fixed Wiring S. codes require fixed wiring to be installed in approved conduit, raceways ...