This is a two-part article. The first part is copied from a social media post by PSI contributor Tomer Tamarkin, and is reproduced with his permission.
Are facemasks effective against viruses or not?
Written by Andy Rowlands
Written by Andy Rowlands
This is a two-part article. The first part is copied from a social media post by PSI contributor Tomer Tamarkin, and is reproduced with his permission.