There’s a lot of misinformation

There’s a lot of misinformation out there on the usefulness of masks.This image is based on a demonstration by Dr. Richard Davis, Clinical Microbiology Lab Director, Providence Sacred Heart Medical Center in Spokane, Washington. He placed agar cultures close to his face to show how many respiratory particles transferred while talking, singing, sneezing, and coughing with and without a face mask at different distances.

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