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2022: the Year of the N95 respirator

2022: the Year of the N95 respirator

In 2020 and 2021 we wore masks. In 2022 we will be wearing respirators. Whether they're official NIOSH N95s, CAN95, or KN95 , for the purpose of general public use we can just call them "N95s". The need for N95s has been clear from the beginning of the pandemic, but for two years most of […]

COVID-19 Resources

COVID-19 Resources

[Dec 23, 2021; will be updated] This page is for general information on tools to help us fight COVID. I'll focus primarily on respirators and air quality here and less on vaccines: Masks and Respirators section Air Quality Measurement (CO2, etc.) section HEPA Filtering section Here's the summary: N95s disposable respirators are more comfortable and […]

Masking Exemptions at York University

Masking Exemptions at York University

[updated Dec 9, 2021] Masks are a form of personal protective equipment that can be very effective at spreading COVID. In your classroom you should only see masked students and they should all be wearing high quality models that protects all of us from the airborne hazard known as COVID. Here's why. Student Accessibility Services […]

COVID Questions for YorkU

COVID Questions for YorkU

October 31, 2021 (Updated Nov. 5, 2021) [Update Nov 5, 2021] In response to my questions I have received a letter from the Provost of the University, Prof. Lisa Philipps. Only the academic freedom question was addressed. The administration of York University has announced a return to face-to-face teaching in January 2021, with changes in […]