Tuesday, April 24, 2018

#geek - #Schlieren optics allow us to see the movement of air


Schlieren optics allow us to see the movement of air
https://gfycat.com/SnappyGlossyGrayfox

Submitted April 24, 2018 at 08:37AM by Sumit316
via reddit https://www.reddit.com/r/geek/comments/8ekvsn/schlieren_optics_allow_us_to_see_the_movement_of/?utm_source=ifttt

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