Add Changing America to your Facebook or Twitter feed to stay on top of the news. 'When you're talking to a friend or sharing the same air as you're listening to your friend talking, we call it the garlic-breath distance. After being released from the body they travel short distances before falling to the floor, which is why social distancing is so crucial. After being released from the body they travel short distances before falling to the floor, which is why social distancing is so crucial. Professor Trish Greenhalgh, a primary care expert at the University of Oxford, warned in December that face masks should be worn when people are packed close together.
Biotechnology experts thought that masks are a good idea.
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Biotechnology experts thought that masks are a good idea .
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