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Tag: air purifiers

Topic: indoor air qualityView all posts for the topic: indoor air quality

Schools have become cesspools for cold and flu, but they don’t have to be: Ontario School Safety

Published December 21, 2025

Still COVIDing Canada Posts

Published by: CityNews
Published on:
By Rachel Morgan

The volunteer-led organization Ontario School Safety is renewing calls to the Ontario government to improve indoor air quality in schools.

The call comes as Ontario sees a rapid increase in cases of the flu, particularly impacting young children.

In April, 2021, the Government of Ontario announced it was investing over $130 million, in addition to funds from the Canadian government, to upgrade school infrastructure to protect children from COVID-19. The majority of this funding was earmarked for ventilation projects to improve indoor air quality.

Continue readingSchools have become cesspools for cold and flu, but they don’t have to be: Ontario School Safety
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Topic: Corsi-Rosenthal boxesView all posts for the topic: Corsi-Rosenthal boxes

Video | How to Build a Corsi-Rosenthal Box

Published April 15, 2022

Still COVIDing Canada Posts

Published by: UC Davis College of Engineering
Published on:

Richard L. Corsi, dean of the UC Davis College of Engineering, explains how to build a Corsi-Rosenthal box. Dr. Corsi is an internationally recognized expert in the field of indoor air quality, with a specific interest in physical and chemical interactions between pollutants and indoor materials. His concept for a low-cost, accessible, and effective air cleaner, the Corsi-Rosenthal box, is now being used as an open-source do-it-yourself approach worldwide for reducing exposure to the SARS-CoV-2 virus, wildfire smoke and more.

Continue readingVideo | How to Build a Corsi-Rosenthal Box
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