Oil flows to Poland through the Druzhba pipeline resumed on Thursday after being suspended on Wednesday evening due to the discovery of contaminated oil, Polish pipeline operator PERN said on Thursday. Russia suspended west-bound flows through the pipeline in April due to excessive levels of organic chloride in the crude, but PERN confirmed on June 9 that clean oil supplies from Russia had been partially restored. “This morning, after additional analyses of subsequent batches of crude oil and confirmation of its proper quality, pumping was resumed,” PERN said in a statement, adding there was no threat to supplies for […]