the head of the Chelyabinsk region Alexey Teksler said that the police detained the man brought home in Magnitogorsk gas cylinder. He later became the cause of the explosion in a residential five-storey building, which killed 2 people, another 17 were injured.
According to preliminary data, the detainee has a relative of one of the occupants of the house. He was going to do the repair. The balloon is left in the apartment for a few days. What led to his explosion is still unknown.