Reuters: Scottish Scientists Brew Whisky Biofuel

Scottish Scientists have unveiled a new biofuel made from whisky by-products, and they say it can power ordinary cars more efficiently than ethanol. Per the Reuters article, "It is derived from distillation by-products pot ale (liquid from copper stills) and draff (the spent grains); the method is based on an old process that was developed to produce butanol and acetone by fermenting sugar. You can read the full article here.