Add Yahoo as a preferred source to see more of our stories on Google. In the months preceding the first known cases of COVID-19 in Wuhan, China, multiple air ventilation systems within the Wuhan ...
MENDENHALL, Pennsylvania (WPVI) -- Right now, restaurants in Chester County are operating at 50% indoor capacity, and many are continuing to make changes to keep the environment as safe as possible.
NEW YORK CITY — Poor air circulation in schools could exacerbate the coronavirus threat when some classrooms reopen in New York. Aging air conditioning and heating systems allow classroom air to ...
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