Which innovation extended the number of hours in a day that Americans could work andplay?

Electricity was the invention that allowed Americans to see during the night which enabled them to work and play once the sun had set

It was electricity that was being invented causing the extended number of hours in a day permitting Americans to work and even play. Electricity powers companies, industries, manufacturing plants down to the most basic unit, the homes, schools, appliances, gadgets and the likes. It was said that electricity has been invented by an American inventor named as Thomas Alba Edison however, there are a lot of arguments saying that it was not Edison who first discovered electricity. The electricity has become a vital part of the lives and business of all the people in the world.