Alcoa, clean technology company Phinergy and HEIG-VD University, today debuted a zero-emissions electric demo boat powered by an aluminum-air battery at Lake Neuchâtel in Switzerland. Alcoa and Phinergy announced earlier this year that the companies are collaborating on new materials, processes and components to commercialize the aluminum-air battery for various applications, including electric cars, electric boats and stationary energy. The aluminum-air battery used in the electric boat demonstrator contains 15kg aluminum which provides about 25 hours of additional navigation time…