Coronavirus Ventilation: A New Way to Think About Air
Updated at 3:00 p.m. ET on September 7, 2021 When London vanquished cholera in the 19th century, it took not a vaccine, or a drug, but a sewage system. The city’s drinking water was intermingling with human waste, spreading bacteria in one deadly outbreak after another. A new comprehensive network of sewers separated the two. […]