Many homes also have a roll or two of electrical tape laying around — a stretchy, sticky, vinyl tape that's typically used to cover exposed wires or to temporarily repair damaged insulation.

These tapes are known as electrical tape or phase tape, and they're different from the tape you use in your day-to-day life. Unlike transparent tape, which is made of biaxially oriented ...

It comes out to the job on giant reels, and it has one color: black. Enter electrical tape. I was given a stack of brown, orange, yellow, and gray tape and told to get busy. (On a 277-volt service ...