Crude oil prices retract as omicron variant renews demand concerns By admin Posted November 30, 2021 In In the News Crude oil prices retract as omicron variant renews demand concerns2021-11-302021-11-30/wp-content/uploads/liberty-petroleum-icon-logo2.pngLiberty Petroleum Corp/wp-content/uploads/liberty-petroleum-icon-logo2.png200px200px Crude oil futures posted sharp losses in London trading Nov. 30 as the World Health…