As Poland’s biggest refiner publicly criticized the deteriorating quality of Russian oil, a suspect in the investigation into pipeline contamination that has severely disrupted Russian supplies is seeking asylum in Lithuania. Earlier today, Reuters cited an official at PKN Orlen, Poland’s biggest refinery, as saying that Russian crude oil has been deteriorating in quality–despite the ongoing cleanup following that April contamination scandal that disrupted supplies and launched a tense backlash among buyers. At the same time, one of the key suspects in the ongoing Russian investigation into the contamination, Roman Ruzhechko, is seeking political asylum in Lithuania–where PKN Orlen also has a refinery, Reuters reports separately. Just over a week ago, Lukoil , Russia’s second-largest producer, managed to fully restore supply volumes after contamination on the Druzhba oil pipeline disrupted Russian crude supplies in late April. The oil was contaminated with organic chlorine, a substance used in oil production […]