Collision Resistance@lemm.ee to World News@lemmy.worldEnglish · 2 年前New Covid wave has begun and masks should be worn again, scientists warnwww.independent.co.ukexternal-linkmessage-square307fedilinkarrow-up1688arrow-down158cross-posted to: worldnews@lemmy.ml
arrow-up1630arrow-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 · 2 年前message-square307fedilinkcross-posted to: worldnews@lemmy.ml
minus-squareRagingNerdoholic@lemmy.calinkfedilinkEnglisharrow-up1·2 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.