While vaccines continue to make headlines across the globe, face masks such as N95 and KN95 respirators cannot be simply dropped out of the news radar as more contagious COVID-19 strains are spreading infection like wildfire globally.
While vaccines continue to make headlines across the globe, face masks such as N95 and KN95 respirators cannot be simply dropped out of the news radar as more contagious COVID-19 strains are spreading infection like wildfire globally.