Why is the seemingly simple science of masks so complicated?

November 17th, 2020

ABC Online, Other, 16/11/2020, Norman Swan
Masks are back in the spotlight as Victoria has tightened its guidelines about what face coverings are allowed. […] Michelle is asking; with CSIRO’s recent testing of COVID-19 on surfaces, did they test if the virus stays viable on meat products and what that can mean for meat eaters?

Read more: https://www.abc.net.au/radio/programs/coronacast/why-is-the-seemingly-simple-science-of-masks-so-complicated/12757912