Mercedes Benz Ener G Force. Powered by recycled water that is converted into hydrogen and oxygen by an onboard “hydro-tech converter,” featuring a roof-mounted “Terra-Scan” unit capable of mapping topography (which in turn automatically adjust suspension settings), and able to travel almost 500 miles, Mercedes-Benz Ener-G –Force Concept reads like a car of the future – and it is. But it also exists in the present (sans all crazy tech we just listed off), and was spinning triumphantly on displ...