Mercedes-Benz F125 Concept at Frankfurt Motor Show 2011

Mercedes-Benz is known for its wacky concept designs. This large, hydrogen-powered sedan sports technology that Mercedes hopes to implement on its cars by 2025.The hydrogen system is a combination of a power-dense lithium-sulfur battery pack and a hydrogen tank that is fully integrated into the car’s body structure. The four independently housed electric motors provide all-wheel-drive