Posted by Winnipeg Chapter on June 23, 2015 at 6:45 AM SULPHUR AND HYDROGEN SULPHIDE Tar sands bitumen contains huge amounts of sulphur. The sulphur must be removed before
Posted by Winnipeg Chapter on June 23, 2015 at 6:45 AM SULPHUR AND HYDROGEN SULPHIDE Tar sands bitumen contains huge amounts of sulphur. The sulphur must be removed before