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Sound Fire Extinguisher
From The New York Daily News 27 March 2015:
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Two engineering students built a fire extinguisher that puts out flames with sound.
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article/video
LongTermGuy thanked this post
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Silly me! Here all this time I thought sounds created fires.
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That's from eating those HOT Chili Peppers...Originally Posted by Perianne
Silly me! Here all this time I thought sounds created fires.
S'pose that's what the Ring Of Fire Ol' Johnny Cash was singin' about?
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