Filed under: EthanolBP could become the first major energy company to start commercial scale production of cellulosic ethanol in 2010 if all goes according to plan. BP has been partnering with Verenium Corporation to commercialize the latter company's process for breaking down cellulose into sugars. Verenium has been running a demonstration plant in Louisiana that can produce 1.4 million gallons of ethanol annually. The Verenium process relies on enzymes to break down the cellulose,...