A review of basic electrical theory, including an explanation of volts, amps, current and resistance is covered in this video. Terry Peterman, the Internet Electrician, also reviews practical safety tips when working around electricity. Never work on a live circuit and confirm this by always using a voltage tester.
This is a short, but informative video clip from a national television show that I appeared in several years ago. I served as the electrical expert, answered live calls from people across the country, and provided educational tips and home electrical wiring advice.
A more detailed article on safety can be found by clicking here. I encourage you to take the time to review it before undertaking any home electrical wiring project.
– Terry Peterman, the Internet Electrician