The hydrogen-powered Mercedes

Kanellos and Cooley go for look at a hydrogen powered car, Mercedes A-class.

One often-cited alternative to gasoline-powered cars is hydrogen. Editors Michael Kanellos and Brian Cooley took a look at one example of a hydrogen-powered test car, a small Mercedes. To keep Kanellos from endangering himself and said vehicle, they set the top speed on this hydro-chariot at only 85 miles per hour. Take a look.

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