Share this post
Stephen Petty Interview: Covid-19 Transmission & Masking
theuncensoredcitizen.substack.com
Stephen Petty Interview: Covid-19 Transmission & Masking
A fascinating look at the efficacy of masking against Covid-19 from one of the world's preeminent industrial hygiene experts.
Jul 06, 2022
The Uncensored Citizen
Stephen Petty Interview: Covid-19 Transmission & Masking