LPG ไม่น่ากลัวเนอะ
http://en.wikipedia.org/wiki/Propane
http://en.wikipedia.org/wiki/2006_Falk_Corporation_explosion
http://en.wikipedia.org/wiki/2008_Toronto_explosions
http://www.youtube.com/watch?v=oV5udSWJcZo
http://www.semp.us/publications/biot_reader.php?BiotID=427