We’re on PATREON! Join the community ►► www.patreon.com/itsokaytobesmart SUBSCRIBE so you don’t miss a video! ►► bit.ly/iotbs_sub ↓↓↓ More info and sources below ↓↓↓ 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: 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 Derek Muller - @Veritasium (www.youtube.com/watch?v=4tgOyU34D44) David McRaney - You Are Not So Smart youarenotsosmart.com/ Special thanks to our Brain Trust Patrons: AlecZero Diego Lombeida Dustin Ernesto Silva George Gladding Jay Stephens Marcus Tuepker Megan K Bradshaw Peter Ehrnstrom Ron Kakar vincbis Join us on Patreon! patreon.com/itsokaytobesmart Twitter www.twitter.com/DrJoeHanson www.twitter.com/okaytobesmart Instagram www.instagram.com/DrJoeHanson www.instagram.com/okaytobesmart Merch store.dftba.com/collections/its-okay-to-be-smart Facebook www.facebook.com/itsokaytobesmartpbs/

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