How Well Do Masks Work? (Schlieren Imaging In Slow Motion!)

From It’s OK to be Smart.

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Wearing a mask is a cheap and easy way to help stop the spread of airborne infections like COVID-19. It’s also a sign that you want to help protect other people and have them protect you… that we’re all in this together. Here’s some awesome slow-motion schlieren imaging experiments to demonstrate why masks work! Share with someone who needs to see this.

References: https://sites.google.com/view/why-masks-work-references/home

Special thanks:
Matthew Staymates – National Institute of Standards and Technology
Dr. Richard Davis – Providence Sacred Heart Medical Center (https://twitter.com/richdavisphd/status/1276629360212979712)
Derek Muller – @Veritasium (https://www.youtube.com/watch?v=4tgOyU34D44)
David McRaney – You Are Not So Smart https://youarenotsosmart.com/

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Diego Lombeida
Dustin
Ernesto Silva
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Jay Stephens
Marcus Tuepker
Megan K Bradshaw
Peter Ehrnstrom
Ron Kakar
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