Results for spread Subject Started by Replies Views A reminder why we have restrictions and wear a maskadmin1215456UK scientists begin study of how long Covid can survive in the air admin08856Coronavirus particles spread by talking can remain in the air for up to 14 minutadmin08624Black light experiment shows speed of spreadadmin08671Risk assessment and hygiene for reopening office or Clinicadmin1011527 Pages: 1 Powered by: SMF Tags