Biodegradable mask made in France | Dassault Systèmes®

WS

WS 2020-09-22

Open COVID19

Article in French unfortunately ... 89% filtration - very encouraging!

https://www.europe1.fr/sante/coronavirus-a-base-de-chanvre-a-quoi-ressemble-le-masque-francais-biodegradable-3987284