March 7 (Reuters) - Imperial Oil Ltd IMO.TO :
* IMPERIAL PROVIDES UPDATE ON AVGAS FUEL QUALITY ISSUE
* IMPERIAL OIL - MADE PROGRESS TOWARDS RESOLVING POTENTIALFUELQUALITY ISSUE IN AVIATION GASOLINE SHIPPED FROM STRATHCONAREFINERY SINCE DEC. 28, 2017
* IMPERIAL OIL LTD - INVESTIGATION INTO CAUSE OF AVGAS FUELQUALITY ISSUE IS PROGRESSING