The Rosneft-owned Ryazan oil refinery, which supplies fuel to Moscow, accounts for almost 5% of Russia's total oil refining throughput

From the articleDrone attack causes fire at Russia's Ryazan refinery, regional governor says | ReutersAlso in Drone Attack Causes Fire at Russia's Ryazan Refinery, Regional Governor Says, Drone attack causes fire at Russia's Ryazan refinery, regional governor says, Drone attack causes fire at Russia's Ryazan refinery, regional governor says