the u.s. navy has solved a serious problem plaguing them for decades. and potentially, all ships in the future that are not nuclear-powered may be powered by seawater....
http://news.yahoo.com/us-navy-game-changer-converting-seawater-fuel-150544958.html
http://news.yahoo.com/us-navy-game-changer-converting-seawater-fuel-150544958.html