Results for spread Subject Started by Replies Views A reminder why we have restrictions and wear a maskadmin1216235UK scientists begin study of how long Covid can survive in the air admin09071Coronavirus particles spread by talking can remain in the air for up to 14 minutadmin08858Black light experiment shows speed of spreadadmin08872Risk assessment and hygiene for reopening office or Clinicadmin1012158 Pages: 1 Powered by: SMF Tags