Why Anti-Covid Plastic Barriers in Classrooms and Restaurants May Make Things Worse Clear barriers have sprung up at restaurants, nail salons and school classrooms, but most of the time, they do little to stop the spread of the coronavirus. https://ift.tt/2XidLiy https://nyti.ms/3eyQv5F

Clear barriers have sprung up at restaurants, nail salons and school classrooms, but most of the time, they do little to stop the spread of the coronavirus.

from NYT > Top Stories https://nyti.ms/3gf8p0k
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