ffp2 mask on yellow background for protect droplets infectious disease from infectious people. face mask protection against pollut

2019ncov acute airborne attention background bacteria banner breathing care cell cold concept contagious corona coronavirus cough covid19 design disease droplet droplets face ffp ffp2 flu health home hygiene illness illustration infection infectious influenza man mask medical medicine pain pandemic patient people pollution problems protect protection protective quarantine remedy safe sarscov2 sneezing spreading tract virus wear why yellow