UPDATE 1-Valero leaves U.S. ethanol trade group due to cost cutting
January 22, 2018 at 16:21 PM EST
CHICAGO, Jan 22 (Reuters) - Valero Energy Corp, America's largest oil refiner, has left the Renewable Fuels Association due to cost cutting, just over a year after becoming the powerful ethanol lobbying group's biggest member, the company said in a statement.
