Iran Press/Europe: According to the emergency services spokesman on Saturday, the blast was caused by a breach of the technological process, there is still a risk of additional explosions.
Internet users have started to upload numerous videos of a blast that occurred in Russia's Nizhny Novgorod region. The videos feature a giant smoke cloud appearing after an explosion at the Kristall Explosives Plant, Sputnik news agency reported.
There is still no information about the scale of the explosion or the damage caused. 101/211/201
