These COVID-19 Face Masks Are Biodegradable And Locally-Sourced | Mashable - Mashable 03-Jun-2020

These COVID-19 Face Masks Are Biodegradable And Locally-Sourced | Mashable - Mashable

A team of researchers in the BioProducts Institute at the University of British Columbia has developed biodegradable masks COVID-19 made from locally sourced...