The first confirmed Covid-19 case in the US was on January 21st, 2020. Two months later the first state-wide shelter-in-place orders began. Since then, the nation and world has watched the disease spread with a careful eye, and almost everyone has become an amateur epidemiologist.
It takes a lot of preparation and expertise to properly test for the presence of viruses in the air. In this video Molekule’s Science Writer, Hal, takes us on a tour of some of the different ways that we do experiments to see how well
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