Villagers in Zibo are seen using bags as long as six metres . It is becoming a common behaviour in some villages since 2011 . Previous investigation suggested gas in the bag are often stolen . Gas carriers have little understanding of dangers claiming it to be safe .
Villagers in Shangdong are seen using bags as long as six metres . It is becoming a common behaviour in some villages since 2011 . Previous investigation suggested gas in the bag are often stolen . Gas carriers have little understanding of dangers claiming it to be safe .