New luxury BMW runs on hydrogen

BMW have today officially announced the "Hydrogen 7" the first luxury car to feature the option to use hydrogen fuel.
The new car utilises two seperate fuel tanks, one for liquid hydrogen and one for normal petrol, that give it a range of 400 miles without re-fueling.
The "Hydrogen 7" is touted as the first hydrogen vehicle designed for everyday use and when run on hydrogen produces almost no emissions apart from water vapour.