Three people were killed and six injured Saturday after a gas cylinder exploded in a cafeteria in north China"s Tianjin Municipality, Xinhua quoted local officials as saying. The blast happened at 9:58 a.m. at a staff cafeteria of a construction company of the China National Petrochemical Corp., the officials said. The injured are receiving treatment at a local hospital and in stable conditions. The cause of the accident is under investigation.
