Electricity works everywhereAlmost everyone today uses electricity in one way or another. It is hard tot imagine what life in our cities would be like without it. Electricity lightsstreets and buildings, and warms people and animals. It heats food incookers and cools it in refrigerators, It drives trains and works traffic lightsand lifts. It also works the machines in factories that make all kinds ofgoods. Everyday wonders such as computers and televisions useelectricity to bring entertainment and news to millions of families. Invillages and on farms, electrical machines milk the cows and chop theirfood. They also cool the milk and churn O the butter. Indeeorselectricityfinds as much work to do in the countryside as it does in the cities