Saltwater Batteries: The Future of Eco-Friendly Energy Storage?

The 1997 Mercedes-Benz A-Class earned popularity for tumbling over during the "elk test" in the history of cars. It turns out that an easy but major design change was the root of the event. The A-Class, which was originally intended to be an electric car, would have been backed up by a solid salt battery that gave stability by spreading its weight ...