Masks made with 2 shop towels by 'Tool Box' & 'Zep' (widely available in United States) have been proven 2 filter 93% of particles @ .3 micron.
This is no joke. Take it seriously. You can bet I'll be making these.
This should be why you follow me.
Source:
@chrismartenson
This is no joke. Take it seriously. You can bet I'll be making these.
This should be why you follow me.
Source:
@chrismartenson
More information about why we should all be making shop towel masks for essential workers in our community. Make sure to get the right brand! https://www.dailymail.co.uk/news/article-8187603/Designers-say-layers-blue-shop-towels-inside-cotton-masks-help-effectiveness-homemade-PPEs.html