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.
What is Aluminium? Origin / Meaning of the name Aluminium The name 'Aluminum' was coined by English chemist Sir Humphry Davy (1778-1829), from the Latin words 'alumen' or 'alum' which literally means bitter salt, because it was recognised as a whitish mineral salt.