History of the battery his iron scalpel, the leg twitched. Galvani believed the energy that drove this contraction came from the leg itself, and called it "animal electricity". However, Alessandro Volta, a friend and fellow scientist, disagreed, believing this phenomenon was caused by two different metals joined together by a moist intermediary. He verified this hypothesis through experiment, and published the results in 1791. In 1800, Volta invented the first true battery, which came to be known as the voltaic pile. The voltaic pile consisted of pairs of copper and zinc discs piled on top of each other, separated by a layer of cloth
Battery electric vehicle and their components. The US has pledged in federal grants for electric cars and batteries. China has announced it will provide to initiate an electric car industry. In 2015, it was the first time BYD also ranked first in accumulated global sales throughout an entire year – with a total of over 43,073 NEVs sold (a >220% surge compared to last year), exceeding all American, Japanese and European leaders to date. Cumulative global sales of highway-capable battery electric cars and vans passed the 1 million unit milestone in September 2016. The Renault-Nissan Alliance is the leading all-electric vehicle manufacturer. The