MOSCOW (Reuters) – Russia is using rail, storage tanks and ships to remove contaminated oil from an export pipeline, and has so far extracted around 2 million tonnes of the tainted oil – or over a third of volumes hit, industry sources and data showed.  A month ago, Russia had to stop exports via the Druzhba pipeline to Poland and Germany at the northern branch of the line and to Ukraine, Hungary, Slovakia and the Czech Republic in the south. Routes split at the Mozyr refinery in Belarus. A total of around 5 million tonnes could have been contaminated by organic chloride, which is used to boost oil […]