QT:{{”
One of the paramount lessons of the Covid-19 pandemic is that fresh air matters. Although officials were initially reluctant to
acknowledge that the coronavirus was airborne, it soon became clear that the virus spread easily through the air indoors.
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has image
https://static01.nyt.com/images/2023/06/20/multimedia/17SCI-ventilation-history-06/00ventilation-history-03-jqlb-superJumbo.jpg?quality=75&auto=webp Smog in Manhattan on Thanksgiving Day in 1966.Credit…Neal Boenzi/The New York Times
https://www.nytimes.com/2023/06/17/health/covid-ventilation-air-quality.html
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