- Researchers at Duke University looked at 14 types of face masks and calculated how effective they were at reducing coronavirus infection risk
- N95 masks offered the best protection, followed by three-layer surgical masks and many homemade cotton masks
- Bandanas and knitted masks offered very little protection from respiratory droplets
- Neck fleeces were the worst because they turned large droplets into many smaller droplets, thus creating more than not wearing a mask at all
Approved Masks
https://www.dailymail.co.uk/health/article-8611963/N95s-offer-best-protection-coronavirus-neck-fleeces-trap-infectious-particles.html
