Can Sound Kill You?

sonic-weapon-sAccording to ExtremeTech –

Can sound kill you? The short answer is “yes” — and, rather shockingly, the European Space Agency says that it now has such a sonic weapon in its arsenal that, if it was so inclined, could kill you. The huge horn pictured above is one of four giant acoustic orifices at the ESA’s Large European Acoustic Facility in Noordwijk, the Netherlands. Rather than killing humans, though, the horns are actually for testing satellites — to see if they can withstand the noise of a rocket launch. (As you may know, the Space Shuttle’s Mobile Launch Platform used to dump 300,000 gallons of water onto the platform during launch, to absorb the intense acoustic energy that would otherwise damage the Shuttle.) The ESA’s horns are essentially giant air horns, using nitrogen gas to produce sounds as loud as 154 decibels. The question is, is 154 decibels enough to kill you?

Continue reading HERE.

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