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

Two people standing apart, both wearing surgical masks.

Wearing a mask is a cheap and easy way to help stop the spread of airborne infections like COVID-19. Here's some slow-motion Schlieren imaging experiments to demonstrate why masks work. Part of the "It's Okay to Be Smart" series. Please note this title contains mature themes and references.

(Source: DCMP)

Metadata

Files 1

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

    Type:
    Video
    Format:
    Streaming
    Accommodations:
    English Audio Descriptions - Visual, English Captions - Auditory
    Languages:
    English
    License:
    OER
    Author:
    PBS Digital Studios
    Length:
    8 minutes