The biggest holdout to an EU embargo on Russian oil imports, Hungary, continues to dig its heels in, and has told the other European Union members it would need at least $811 million (770 million euro) to prepare its refineries and pipelines for ditching Russian oil, Bloomberg reported on Tuesday, citing documents it has reviewed and sources with knowledge of the discussions. In early May, the European Commission officially proposed a full ban on Russian crude and oil product imports, to come into effect by the end of the year.…
