The explosion at around 17.00 local time on Monday came during painting works at plant on the Yenisei River upstream of the city of Krasnoyarsk.
School closed after outbreak in village in Krasnoyarsk region.
Siberian airline NordStar has began twice weekly round trip flights from Krasnoyarsk to Dubai.
First in Russia initiative to help people with flights anxiety and to support local shelter.
Probe into gas blast at Achinsk refinery in the Krasnoyarsk region.
Early morning crash involved Hyundai passenger bus and Mercedes Benz minibus.
He got round the Krasnoyarsk roundabout successfully five times, then turned over his car.
President nominates Krasnoyarsk - a city with 'wonderful people' - to be eastern seat of power.