The other day I spotted in the SF Chronicle a picture from the 1918 pandemic showing a gathering of people manufacturing gauze masks. [0] Gauze appears to be ou

The other day I spotted in the SF Chronicle a picture from the 1918 pandemic showing a gathering of people manufacturing gauze masks. [0] Gauze appears to be out of favor as a barrier material today, although I suppose one could get creative and add a paper barrier layer. There are several viable materials for the goal of mitigating transmission. At any rate, this is something open to some guided improvisation with existing supplies. [0] https://www.google.com/amp/s/www.sfchronicle.com/oursf/amp/Long-before-coronavirus-SF-faced-the-1918-15109879.php https://www.google.com/amp/s/www.sfchronicle.com/oursf/amp/L...