Onizuka Day Explosions

Center for Study of Active Volcanoes Hawaii Presents Onizuka Day 2012 Explosions

Liquid nitrogen is used in explosive demonstrations by the University of Hawaii at Hilo Geology Department, to illustrate the nature of erupting volcanoes.


No rugged plastic garbage cans were harmed in this experiment. Watch for the trajectory of a high-flying plastic bottle at 0:06 as it heads towards a roof. Slow motion sequence begins at 0:22.

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