Interfax said that the remnants of fuel and lubricant in an oil tank caught fire, and that there were no casualties. The smoke produced by the fire could be seen for several miles, and residents were warned to stay indoors. The tank had a volume of 2,000 cubic meters, and the fire covered 400 square meters, RIA Novosti reported.Footage here shows firefighters working against the blaze. Credit: VK/Ayrat Aznagulov">