Collision Resistance@lemm.ee to World News@lemmy.worldEnglish · 3 年前New Covid wave has begun and masks should be worn again, scientists warnwww.independent.co.ukexternal-linkmessage-square308linkfedilinkarrow-up1685arrow-down160
arrow-up1625arrow-down1external-linkNew Covid wave has begun and masks should be worn again, scientists warnwww.independent.co.ukCollision Resistance@lemm.ee to World News@lemmy.worldEnglish · 3 年前message-square308linkfedilink
minus-squareRagingNerdoholic@lemmy.calinkfedilinkEnglisharrow-up1·3 年前No, it doesn’t. Exhaled breath emitted through the filtration material can still cause glasses to fog.
No, it doesn’t. Exhaled breath emitted through the filtration material can still cause glasses to fog.