Fun With Vortex Rings In The Pool

Create half-ring vortices in a pool by sliding a plate through water and adding food coloring to the ends.

Music by Michael R Miller - https://soundcloud.com/michaelrmmiller

Original vortex video here: https://www.youtube.com/watch?v=pnbJEg9r1o8

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Many thanks to the Vlogbrothers for sponsoring this video.