In interacting with an infected person, when only social-distancing (1.5 m), your chances of getting COVID jumps to 90% in 1.5 minutes. When only you are wearing a surgical mask risk reaches 90% in an hour. When both infectious and you are wearing FFP2 masks, risk remains below 1% even after an hour

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In interacting with an infected person, when only social-distancing (1.5 m), your chances of getting COVID jumps to 90% in 1.5 minutes. When only you are wearing a surgical mask risk reaches 90% in an hour. When both infectious and you are wearing FFP2 masks, risk remains below 1% even after an hour