How are smoke rings formed? Natasha heads to the prep room to test out air cannons. Subscribe for regular science videos: http://bit.ly/RiSubscRibe A toroidal …
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The Science of Vortex Rings

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How are smoke rings formed? Natasha heads to the prep room to test out air cannons. Subscribe for regular science videos: http://bit.ly/RiSubscRibe A toroidal …
source