MOSCOW, April 17. /TASS/. Five people have died in a sewage gas outburst at the Selenga cellulose and cardboard plant in the Siberian republic of Buryatia, a source in the local emergencies services said on Sunday.
"On outburst of methane occurred when the workers were examining the sewer pipe. Five workers died," the source said.
A special commission was set up to probe into the accident.