Jonsmoke writes:
“Sticker on the back of a van in Blanchardstown [Dublin] this morning.”
Somebody check the boot.
No seriously.
Yanar Dag (Fire Mountain) in Azerbaijan is a natural gas fire that burns continuously on a hill of the Absheron Peninsula on the Caspian Sea. The gas emanates from vents in the sandstone formations of the area and can even be ignited on the surface of nearby streams, known as Yanar Bulaq (burning springs’).
http://www.youtube.com/watch?v=9RnkwXYmq-4
Dr Roy Lowry of Plymouth University demonstrates the deeply satisfying explosive power of liquid nitrogen returning to its gaseous state.
Wait for it.
(We posted this the other day but the YouTube link disappeared. A replacement has appeared. We felt it worth reposting.)