Home Business Squeezed by U.S. shale, Nigerian oil propped up by Asian demand Business Squeezed by U.S. shale, Nigerian oil propped up by Asian demand By Genpie - April 8, 2019 174 0 Facebook Twitter Google+ Pinterest WhatsApp The rising tide of light U.S. shale oil has largely swept away comparable grades of Nigerian oil from American shores and is putting them under pressure in Europe.