Shop Towels As Mask Filters
Blue shop towel mask homemade particle tests chloe schempf kennedy conducted a blind test.
Shop towels as mask filters. Vacuum filters worked really well but you could hardly breathe at all when wearing a mask that contained these filters. The ideal material turned out to be blue stretchy shop towels made from a polyester hydro knit. Using blue shop towels in homemade face masks can filter particles 2x to 3x better than cotton 3 clothing designers discover after testing dozens of fabrics julie bort 2020 04 02t22 19 11z. That compared to cotton masks which filtered 60 of particles at best in their tests says.
Inserting two of these towels into an ordinary cotton mask brought filtration up to 93 of particles as small as 0 3um the max their machine could test. The designers found that lining a cotton mask with two blue shop towels enhanced the mask s filtration rate up to 93 per cent when it came to 0 3 micron sized particles. Using blue shop towels in homemade face masks can filter particles two to three times better than cotton according to lindsay medoff the ceo of suay sew shop. What the designers found however was that those thick blue shop towels when doubled and sewn into a tight fitting mask blocked out 95 of particles.
Their mask includes a pocket where the user can add filter material such as the blue shop towel.