In two preceding articles, the writer has discussed the nature of an electric current and the three practical ways of producing it. The question now naturally follows: What are the uses of an electric current? Speaking generally, we use an electric current for lighting, for heating, for chemical work, for mechanical work, and for therapeutic or physiological treatments of various human ailments.
©1931 by Iowa State Teachers College
"Effects of an Electric Current,"
Science Bulletin: Vol. 3:
8, Article 7.
Available at: https://scholarworks.uni.edu/science_bulletin/vol3/iss8/7