04.06.2011 23:05 Uhr, Quelle: Engadget

Mercedes-Benz completes hydrogen-powered F-Cell World Drive, but had to bring its own fuel

At January's Detroit Auto Show, Mercedes-Benz eagerly showed off its hydrogen-powered F-Cell car, vowing to prove the viability of fuel-cell vehicles by driving three of them around the world. And now, 18,641 total miles later, it's completed that circumnavigation, arriving safely home at the company's Stuttgart headquarters. Does this prove fuel-cells are ready for prime time? Well, the trip took 70 driving days to cover four continents, and the vehicles' range topped out at just over 400 miles -- in Kazahkstan. But M-B admits there are only 200 refilling stations worldwide; in most cas

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