DB Breweries plans to make ''brewtroleum'' from by-products

DB Export are hoping to produce more than 30,000 litres of ethanol from a yeast slurry by-product left over from the beer brewing process. Photos / Getty Images, Supplied
DB Export are hoping to produce more than 30,000 litres of ethanol from a yeast slurry by-product left over from the beer brewing process. Photos / Getty Images, Supplied