Rich Davis, PhD, D(ABMM), MLS🧫🦠 (@richdavisphd) 's Twitter Profile
Rich Davis, PhD, D(ABMM), MLS🧫🦠

@richdavisphd

Clinical Microbiology Lab Director. Sharing clinical micro pics with #MicroRounds Tweets/opinions are my own, he/him

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calendar_today04-03-2010 08:06:31

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Rich Davis, PhD, D(ABMM), MLS🧫🦠 (@richdavisphd) 's Twitter Profile Photo
Rich Davis, PhD, D(ABMM), MLS🧫🦠
@richdavisphd

5 years ago

What does a mask do? Blocks respiratory droplets coming from your mouth and throat. Two simple demos: First, I sneezed, sang, talked & coughed toward an agar culture plate with or without a mask. Bacteria colonies show where droplets landed. A mask blocks virtually all of them.

What does a mask do? Blocks respiratory droplets coming from your mouth and throat. Two simple demos: First, I sneezed, sang, talked & coughed toward an agar culture plate with or without a mask. Bacteria colonies show where droplets landed. A mask blocks virtually all of them.