Lemon battery Lemon battery A lemon battery is a simple battery often made for the purpose of education. Typically, a piece of zinc metal (such as a galvanized nail) and a piece of copper (such as a penny) are inserted into a lemon and connected by wires. Power generated by reaction of the metals is used to power a small device such as a light emitting diode (LED). The lemon battery is similar to the first electrical battery invented in 1800 by Alessandro Volta, who used brine (salt water) instead of lemon juice. The lemon battery illustrates the type of chemical reaction
Who Killed the Electric Car? against electric cars in national publications, even when electric cars seem to have little to do with their core business. At the end of the film, Chevron bought patents and controlling interest in Ovonics, the advanced battery company featured in the film. Ostensibly to prevent modern NiMH batteries from being used in non-hybrid electric cars. The documentary also refers to manipulation of oil prices by overseas suppliers in the 1980s as an example of the industry working to kill competition and keep customers from moving toward alternatives to oil. With GM as its primary example, the film documents that car