The Russian Telegram channel Astra shared the information.Local residents reported a series of explosions and a fire, after which airport operations in the city were restricted for over six hours.The Saratov oil refinery is one of the region’s key enterprises. It specializes in producing gasoline, diesel fuel, fuel oil, bitumen, vacuum gas oil, industrial sulfur, and other petroleum products — over 20 types in total.According to official company data, the refinery processed 4.8 million tons of oil in 2023.On October 11, long-range drones from the SBU Special Operations Center A struck the Bashneft-UNPZ oil refinery located in the Republic of Bashkortostan, Russia.