QuentinCallaghan@sopuli.xyz to Science@beehaw.orgEnglish · 10 months agoStudy: Air purifier use at daycare centres cut kids' sick days by a thirdyle.fiexternal-linkmessage-square24fedilinkarrow-up1161arrow-down10
arrow-up1161arrow-down1external-linkStudy: Air purifier use at daycare centres cut kids' sick days by a thirdyle.fiQuentinCallaghan@sopuli.xyz to Science@beehaw.orgEnglish · 10 months agomessage-square24fedilink
Took me a second to understand.
Is it the letter R? I don’t get it.