Facial masks Home › Forums › Covid-19 Laboratory Science Forum › Occupational Safety › Facial masks This topic has 0 replies, 1 voice, and was last updated 2 years, 9 months ago by Barbara Kappeller. Viewing 0 reply threads Author Posts 16 April 2020 at 5:04 PM #1658 Barbara KappellerKeymaster Which kind of facial masks do you use for handling Sars-CoV-2 samples? For how long do you use them? This topic was modified 2 years, 9 months ago by Barbara Kappeller. Author Posts Viewing 0 reply threads You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In