E10 gasoline now standard, but E15 push stalled, so here comes E30
Though the Environmental Protection Agency has already ruled on ethanol-blended gasoline mixtures for 2018, that hasn't stopped ethanol advocates from pushing for a higher 30-percent blend for non-flex-fuel vehicles. The latest call for ethanol comes from corn-state ethanol refiners, farmers, and an ethanol-producer trade association, all of whom...