Caltex Australia has welcomed last week’s launch of a trial of E10 Unleaded gasolinel in Ayr, North Queensland by Tropic Distributors, an independently owned and operated Caltex distributor. E10 Unleaded is regular unleaded gasoline containing 10% ethanol. “Caltex warmly welcomes Tropic’s decision to make E10 Unleaded available in Ayr,” said Caltex managing director Dave Reeves…