Singing Happy Birthday could spread Covid-19 because the enunciation of Bs and Ps releases large droplets which may be infectious, study warns
Aerosol researchers at Lund University, Sweden studied the amount of particles emitted when we sing, and the impact this has on the spread of Covid-19.
https://www.dailymail.co.uk/sciencetech/article-8706711/Singing-Happy-Birthday-spread-Covid-19-new-study-warns.html?ito=social-twitter_mailonline
7 September 2020
These people need to be locked up…