There is so much concern today about “air exchange” in buildings-particularly in school buildings-that this article is especially timely.
It’s written by a professor of mechanical engineering at the University of Colorado Boulder whose work centers on how to control the transmission of infectious diseases indoors.
And the best answer is (no surprise) fresh, outside air, as much as you can possibly get into a closed building. Professor Shelly Miller offers useful advice.
“How to use ventilation and air filtration to prevent the spread of coronavirus indoors,” Click here to read this article, published in The Conversation, August 10, 2020.