toroidal vortices produced by dolphins, beluga whales, humpback whales, volcanoes, hydrogen/atomic bombs, and Man.
https://m.facebook.com/Orca-N%C3%A1utica-352460901789603/videos/toroidal-vortices-bolhas-em-forma-de-vorticesa-natureza-%C3%A9-fantasticaporque-a-%C3%A1gu/369378516764508/
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