Robert Bean #COVIDisAirborne Profile picture
ASHRAE Fellow & Distinguished Lecturer, Indoor Environmental Quality, Co-host Edifice Complex Podcast. Retired (past member of APEGA & ASET)
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Jun 6, 2023 13 tweets 2 min read
1/n Because public health is so incompetent here are my thoughts if you're at home surrounded by wildfire smoke.

A. If you have the wherewithal - prepare your home for vacation & leave until its safe to come back. Arrange to meet your home owners insurance requirements. B. If you can't leave, prevent outdoor air from entering your home; close windows, doors, and shut down any mechanical systems connected to the outdoors.
Jun 5, 2023 7 tweets 4 min read
My #indoorairquality & #thermalcomfort lectures in a nutshell...this the stuff we need to teach #architects and #engineers but don't...neither of these fields are complete without understanding human factors. S/o @ashraenews ImageImage One of the cool studies I talk about is particle emission from carpets and respiration by infants crawling across the floor...it's a real thing...s/o to Wu & Boor from Purdue Image
Jan 27, 2023 14 tweets 2 min read
Re: ASHRAE bashing... am going to address the BS...speaking strictly as a member and not for the organization. 1/x 2/x ASHRAE IS NOT a government body it has ZERO authority to enforce its Standards...full stop.
Nov 24, 2022 12 tweets 3 min read
Risk: I've long ago used up my nine lives...ask my friends and family for the stories...but the most difficult of all was surviving respiratory failure...fear is not the problem...pain is...trust me...you don't want to be in a ICU hooked up to the Borg. Notes from ICU...while intubated & conscious I wasn't able to communicate except through pen...I wrote these without sight due to HA eye infection...thus the scribble...this is for the tough talking covid risk adverse people that have no clue about ICU...look close...
Nov 24, 2022 4 tweets 3 min read
Grrr...WHO’s departing chief scientist regrets errors in debate over whether SARS-CoV-2 spreads through air s/o @Iamgoingtosleep science.org/content/articl… I hope this isn't a consolation prize...@DrMikeRyan @DrTedros if you don't come clean at this point you're done... you'll never ever have respect from a worldwide community of scientists and engineers - NONE. #COVIDIsAirborne always has been!
Nov 24, 2022 4 tweets 1 min read
Lovin' the construction techniques ... the only thing that has changed is.... nothing 🤣 Image When the form work is all gone and plaster and paint finished... no one will know how it was built but the carpenters...
Nov 10, 2022 10 tweets 3 min read
a post rebuild for .@CPHO_Canada for the love of humanity step in and declare repeatedly on national media to #Canadians, the healthcare systems & its workers, educators, administrators, parents etc. that #COVIDIsAirborne AIR HYGIENE must become the focus Image This is not the message people need to see! Image
Jan 24, 2022 9 tweets 3 min read
Isolation practices for those in studio apartments on ltd budgets...open the window to the extent that the baseboard heater doesn't freeze, run bathroom exhaust fan continually, seal hallway threshold, install a #corsirosenthalbox for more details healthyheating.com/2021.COVID.Res… isolation studio apartment with portable filter Occupants must be masked with ~N95's, work out schedules for masking breaks, allow 20 to 30 min between bathroom rotations to allow the exhaust fan to fully replace bathroom air from living space.
Jan 17, 2022 5 tweets 1 min read
Re: isolation rooms..as much as I would like to chase tweets to address strategies for every case it’s not possible…there are hundreds of millions of occupied spaces in all climate zones…1/x I live in a cold to very cold climate (-40C/F) and developed six (+1) strategies which serve 80% of all spaces…you need to read the examples noted at this link: healthyheating.com/2021.COVID.Res…
Dec 9, 2021 8 tweets 5 min read
Sure wish these old dead hospital doctors were in charge of this pandemic…they would have easily understood #COVIDisAirborne ImageImageImage @WHO read this…from 1899…how is it you can’t get understand these basic concepts? Inhalation - airborne - aerosol… FFS nobody is licking up the drool and droplets Image