{c}

https://www.scientificindustries.com/vortex-genie-2.html (https://web.archive.org/web/20190908034549/https://www.scientificind.ustries.com/vortex-genie-2.html[archive])

https://en.wikipedia.org/wiki/Vortex_mixer

\Comment[[
\Video[https://upload.wikimedia.org/wikipedia/commons/e/e1/Scientific_Industries_Inc_Vortex-Genie_2_loading.webm]

\Video[https://upload.wikimedia.org/wikipedia/commons/1/19/Scientific_Industries_Inc_Vortex-Genie_2_running.ogv]
]]


Source: /cirosantilli/oxford-nanopore-river-bacteria/scientific-industries-inc-vortex-genie-2