New "filtering and decontaminating" mask designed by French start-up BioSerenity are tested in Lille
New "filtering and decontaminating" mask designed by French start-up BioSerenity are tested at the INSERM research center of Lille University Medical School, amid the spread of the coronavirus disease (COVID-19) in France, February 22, 2021. Picture taken, February 22, 2021. REUTERS/Pascal Rossignol