16.07.2012 23:50 Uhr, Quelle: Engadget

DARPA fights fire with sound and electricity, hopes 'ionic wind' could save lives in the field

Fire, frenemy of humanity since time immemorial. Typical extinguishing methods have involved water, chemicals and even blankets, but DARPA wanted to see if there was another, more pragmatic way. Starting with the understanding of fire actually being a cold plasma, DARPA then explored fire's electromagnetic and acoustic qualities, and discovered two potential ways to quell the flame, one using electrons, the other, sound. The electron technique creates an oscillating field that separates the fire a

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