Read the full story at Mother Nature Network.
In the United States, gasoline is already sold as a blend with up to 10 percent ethanol, but this hardly represents a solution to fossil fuels. Not only does ethanol have a low energy density, but it can be corrosive to engines. The search for a truly sustainable, long-term fuel replacement for use in combustion engines will likely need to come from elsewhere.
That’s where beer comes in. Chemists at the University of Bristol recently created a sustainable petrol, and their magical ingredient was suds, reports Phys.org.