Dramatic CCTV footage has emerged from China of a burning gas cylinder rolling along a street and spreading the fire to a parked bus. <br /><br />In the video, captured in Chongqing city last week, the cylinder can be seen moving underneath the bus before a brave bystander manages to pull it away using an iron hook.<br /><br />However, the bus has already been set on fire, and the fire service had to be called. <br /><br />According to news reports, the gas cylinder belonged to a nearby restaurant whose owner took it outdoors after she lit the gas by mistake. Fortunately nobody was injured in the incident.
