Audi Cetus
The futuristic Audi Cetus is a hydrogen-powered, zero-emission city car, that could change everyday city travel.
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Pininfarina H2 Speed hydrogen powered race car
Pininfarina unveils at the Geneva Motor Show the green H2 Sport race car concept, powered by hydrogen fuel cell.
The Hydrogen powered Audi H-Tron quattro concept
Meet the zero emissions Hydrogen powered, Audi H-Tron quattro concept.