Tagindoor air quality(22)
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2022-10-05Atmosphere 2022: UWDEOHS Healthy Air, Healthy Schools
A study examining the effectiveness of portable HEPA filters in reducing ultrafine particles (UFPs) from aircraft and traffic sources in five schools near Sea-Tac International Airport. The research found that HEPA cleaners significantly reduced indoor UFP concentrations to one-half to one-tenth of outdoor levels. Atmosphere 2022: https://www.mdpi.com/2073-4433/13/10/1623 -
2022-10-05
Indoor air quality intervention in schools: effectiveness of a portable hepa filter deployment in five schools impacted by roadway and aircraft pollution sources
A study examining the effectiveness of portable HEPA filters in reducing ultrafine particles (UFPs) from aircraft and traffic sources in five schools near Sea-Tac International Airport. The research found that HEPA cleaners significantly reduced indoor UFP concentrations to one-half to one-tenth of outdoor levels. -
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Treat air quality to safeguard buildings against COVID-19
By Gus Simonds Special to The Times Enough sweatpants and Zoom meetings already. Employees who have worked from home since March because of COVID-19 want to get back to the office to enjoy the face-to-face camaraderie and collaboration with mentors and teammates. Parents are anticipating getting their children back into the classroom. Winter is approaching, making -
Sea-Tac Airport improves air quality in new North Satellite Terminal amid COVID-19 concerns
Engineers at Sea-Tac Airport are working to boost safety around the coronavirus inside the new North Satellite Terminal with an improved HVAC system. Author: Glenn Farley Published: 8:30 PM PDT August 26, 2020 SEATAC, Wash. — Some passengers may be nervous about flying in airplanes right now over the fear of contracting coronavirus, but what -
Coronavirus is in the air. Here’s how to get it out.
How to make indoor air safer (but not necessarily safe) during the pandemic. By Brian Resnick@B_resnickbrian@vox.com Part of The Vox guide to navigating the coronavirus crisis SARS-CoV-2, the virus that causes Covid-19, can float in the air. In particular, it can linger in poorly ventilated indoor spaces, spreading farther than 6 feet from -
Relative sizes of various allergens
Diagram showing the relative sizes of a human hair, dust mite, ragweed, pollen in microns. PM25 refers to 2.5 microns. -
An Open Letter To Joel Wachtel re. HB2315
Mr. Wachtel is a member of the SeaTac City Council and chairs their Aviation Advisory Committee. The following letter was e-mailed to key Councilmembers in Des Moines, SeaTac, Normandy Park, Tukwila and Federal Way. Hi Joel, As I mentioned at yesterday’s Highline Forum, HB2315 is moving ahead very fast. There have been two hearings so -
Installing air filters in classrooms has surprisingly large educational benefits
$1,000 can raise a class’s test scores by as much as cutting class size by a third. By Matthew Yglesias@mattyglesiasmatt@vox.com An emergency situation that turned out to be mostly a false alarm led a lot of schools in Los Angeles to install air filters, and something strange happened: Test scores went up. By a -
