NEW: Large study of Montreal schools. NO association between ventilation/CO2 levels and school-acquired Covid cases.
— David Zweig (@davidzweig) January 31, 2025
This upends what we were told for years in the pandemic. All the experts demanding HVAC upgrades & tweeting pics of CO2 levels may have been mistaken.
/1 pic.twitter.com/Hvzvd86dV9
Posts
No comments:
Post a Comment