REFINERY MARGIN TRACKER: Stronger USAC margins supported by global refinery outages By admin Posted October 19, 2021 In In the News REFINERY MARGIN TRACKER: Stronger USAC margins supported by global refinery outages2021-10-192021-10-19/wp-content/uploads/liberty-petroleum-icon-logo2.pngLiberty Petroleum Corp/wp-content/uploads/liberty-petroleum-icon-logo2.png200px200px US Atlantic Coast refinery margins for the week ended Oct. 15 rose on the back…