Most of us take electricity for granted. It is an interesting story about how the electrical grid got built. GE started making appliances to increase the demand for the real product–electricity.
Did you know that the electrical code addressed charging electric vehicles back in 1947? The National Electric Code (NEC) offers a history quiz with some surprising answers.
(Hint: don’t follow the blue “answer” links beside the questions. That requires you to register. Instead, just scroll down the page and the answers are at the bottom)