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Jun 2021
29m 36s

Babbage: Clearing the air

The Economist
About this episode

Airborne transmission is one of the main ways that SARS-CoV-2 spreads. So why has it taken so long to be officially recognised? Host Kenneth Cukier and science correspondent Alok Jha investigate the flaws in public-health guidelines and how to assess the risk of aerosol contagion. It is time for a revolution in ventilation.



For full access to The Economist’s print, digital and audio editions subscribe at economist.com/podcastoffer and sign up for our new weekly science newsletter at economist.com/simplyscience.



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