Let’s Clear The Air On COVID

Dr. Alondra Nelson
Head of the White House Office of Science and Technology Policy
The White House

The most common way COVID-19 is transmitted from one person to another is through tiny airborne particles of the virus hanging in indoor air for minutes or hours after an infected person has been there. While there are various strategies for avoiding breathing that air – from remote work to masking – we can and should talk more about how to make indoor environments safer by filtering or cleaning air.

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