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Dr. Richard Corsi
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Portable HEPA Filter Systems.1/ The cost of retrofitting EVERY public school classroom in the entire US w/ a portable HEPA air filter w/ CADR = 300 cfm is approximately $1
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1/ The pdf link that was posted by @CDC on 2/12/21 appears no longer available. The Director of CDC was on @MeetThePress today and referred to the 5 mitigation
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1/ Ventilation of Schools. My experience working with public school districts for more than two decades is that classrooms are, in general, woefully underventilated (and that's before COVID-19 times!). Others
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1/ Incredibly disappointed in this @CDC document aimed at "layered mitigation". But I probably shouldn't be surprised by now. https://www.cdc.gov/coronavirus/2019-ncov/downloads/community/schools-childcare/K-12-Operational-Str
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1/ Clean Air Delivery Rate (CADR). The CADR of a portable filtration system is:CADR = f x Q.f is the fractional removal efficiency of particles that pass through a device
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B117 is spreading in US but we have not seen the explosion yet. Brace yourselves. These outcomes in Italy & Israel should give pause, a motivation for tripling down on
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9/ For schools without mechanical ventilation but operable windows, open 1 window and put a box fan in it blowing from outdoors in. Open a second window as far from
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1/ SCHOOLS. A few days ago I watched the Director of the National Economic Council say we need children back in school so parents can get back to work. While
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1/ It takes a lot to move higher education, but COVID-19 is doing it. Many in higher ed are looking at a much different future, certainly much more on-line education
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1/ I am seeing many interpreting this as "it's safe to send kids back to school." That's a misinterpretation. First, safe implies certainty, which is not true here. What can
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I agree w/ @linseymarr that lower than 800 ppm is often needed, but we also need recognition that what is a "safe" CO2 concentration in on environment may not be
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1/ Thank you, Dr. @lisa_iannattone, and right on! And as an environmental engineer I never learned about physiology, internal organ function, etc. The best scenario is when we all work
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