Definition of motor for English Language Learners : of, relating to, used in, or involving a vehicle that is powered by a motor (such as a car or motorcycle) : having a motor
Ancient Greeks and Romans used aluminum salts for dressing wounds. However, aluminum metal was not isolated until the 19th century. Danish chemist Hans Christian Ãrsted first produced aluminum in 1825 by reacting aluminum chloride with potassium amalgam. Therefore, Ãrsted is considered to be the discoverer of Aluminum.
A study of the history of aluminum foil indicates that on April 2, 1889, Charles Martin Hall got a patent for producing the metal. The first rolling plant came out in 1910, called Dr. Lauber, Neher, Cie and Emmishofen.