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.
It was originally discovered by Andres M. Del Rio in 1801. It was rediscovered by Nils G. Sefstrom in 1830 who gave this element its name. It was originally discovered by Andres M. Del Rio in 1801. It was rediscovered by Nils G. Sefstrom in 1830 who gave this element its name.