This video shows what happens when you talk without a mask, and then with a mask–all in order to demonstrate why a mask helps prevent the transmission of COVID-19.
Around the 4 minute mark, the host is joined by Dr. Anthony Fauci, who offers commentary on the footage.
Disclaimer: This video is intended for informational purpose only. This may not be construed as a news item or advice of any sort. Please consult the experts in that field for the authenticity of the presentations.
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Source: OpenCulture
