El País published an article with very nice visualizations of how the coronavirus spreads via aerosols. It’s a light and informative read. Main takeaways:
- The main risk is spending prolonged time periods with an infected person in an unventilated rooms
- (Ordinary) masks only help little in this scenario once the air is saturated with aerosols. Good ventilation and shortening the time spend together is most important.
- Masks help during shorter encounters and if distance cannot be maintained.
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