Just days after Russia said it had fully resumed oil flows to Europe via the Druzhba pipeline after a major disruption in supplies due to crude contamination in April, a Shell oil refinery in Germany halted imports via the pipeline because, again, slightly higher concentration of organic chlorine was found in the crude, a Shell spokesman told Germany business daily Handelsblatt on Friday. At the end of April, Russia halted supplies via the Druzhba oil pipeline to several European countries due to a contamination issue, which the Russians said was deliberate . The oil was contaminated with organic chlorine, a substance used in oil production to boost output but dangerous in high amounts for refining equipment. The amounts of the chemical were found to be at levels much higher than the maximum allowable amount. Shell’s refinery PCK in Schwedt, eastern Germany, has stopped importing Russian oil via the Druzhba […]