Discover and read the best of Twitter Threads about #citizenengineering

Most recents (3)

1/ Had a few folks ask where I’ve been in twitter discussions of COVID-19. Still here & doing what I can to promote & act on lowering inhalation dose of virus-laden aerosol particles. Continuing discussions w/ reporters & policymakers (when asked), but largely in the shadows.
2/ Been keeping up w/ twitter banter when I have breaks, some of which has been great & some enormously frustrating. My position as dean of @UCDavisCOE is demanding but exciting, and has been job 1 for the past 7 months. Hopeful to engage a bit more once the spring term ends.
3/ My passion for promoting the importance of lowering inhalation dose of virus-laden respiratory aerosol particles has not waned since the early days of the pandemic. If you've followed me for awhile you will be familiar with my early tweets.
Read 16 tweets
1/ 3 hours in the late night & a seed tossed into the social media wind. Origin of the #CorsiRosenthalBox.

There were 2 motivations for the concept.

Motivation 1. Make effective air cleaning more accessible to those who cannot afford $300 HEPA air cleaners.
2/ Motivation 2. Help schools employ effective air cleaning at a cost that would not be prohibitive given financial constraints. In summer 2020 school districts seemed overwhelmed, confused, & vulnerable to purchasing shiny objects that might not actually be all that effective.
3/ Three criteria were considered for the device:
(1) Effective, removing a reasonable amount of virus-laden aerosol particles from indoor air.
(2) Inexpensive, much lower cost than HEPA air cleaners.
(3) Open source, not a “money maker” for anyone or any organization.
Read 29 tweets
1/ Reducing respiratory aerosol particle concentrations in dorm rooms.

I have heard from parents who have children returning to dorms at universities across North America. The #corsirosenthalbox can help with these situations a lot! Really a lot, folks. read on.
2/ 8 hours unmasked while sleeping each night w/ 2 or 3/room should be a concern regarding infection, not to mention being poorly-masked while studying with others in the room.
3/ Increasing ventilation will help to reduce respiratory aerosol particle concentrations to the extent it is possible, but will be limited by system constraints or inoperable windows.
Read 8 tweets

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