UAVs attacked the Novokuyevsky refinery in the Samara region of the Russian Federation, monitoring channels report. A fire broke out there. However, the extent of the damage is currently unknown. The Novokuyevsky refinery is the most powerful oil refinery among the Rosneft Samara Group plants. Its design capacity is more than 8.8 million tons of oil per year. The refinery produces fuel for jet engines of the highest grade RT brand, intended for aircraft of the Am-27 and Atah-22M3 types. From these planes, Russia regularly fires missiles at Ukraine.