Sometimes, electrical hazards lurk out of sight. Learn how to spot them and what you can do to make your home safer.

Now, the outside of electric wires are usually covered in plastic because it’s a very poor conductor. It hardly conducts any electricity at all, so we can say it’s an electrical insulator.

Electrical circuits make lots of things we use work. From remote-controlled cars to electric cars we can actually drive. In this game, touching the wire with the metal loop completes an electrical ...

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