Why Our Voice Sound High When Inhaling Helium

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·@rossenpavlov·
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Why Our Voice Sound High When Inhaling Helium
# Adam from [Mythbusters](http://www.discovery.com/tv-shows/mythbusters/) is having some fun with balloons, as he explains why our voice change when inhaling  helium or hexafluoride.
https://www.youtube.com/watch?v=d-XbjFn3aqE
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