How long can you wear a KF94 or KN95? How to get a good face fit and more!
Автор: Aaron Collins
Загружено: 2020-11-22
Просмотров: 96925
Using my mask test setup I attempt to answer the question of how long these can be used for. Also in this video I cover some ways to get a good face fit, the latest Danish Mask Study and more.
00:00 - Intro
1:45 - "How long do you recommend wearing a mask?"
2:20 - Used mask filtration efficiency test #1
4:28 - Test #1 data
5:53 - Worst case scenario mask test results
7:50 - "Do you recommend cleaning masks with isopropyl alcohol?"
9:18 - "What if my mask gets wet?"
9:57 - Used mask filtration efficiency test #2
11:05 - Test #2 data
14:09 - "Why does filtration efficiency decrease after use?"
16:28 - "What does a good face fit feel like?"
19:13 - "Why are my glasses still fogging up?"
21:07 - "What is the risk of contracting coronavirus from a mask?"
23:49 - "How do you recommend I handle and store my mask after use?"
27:11 - "Do you recommend cloth or surgical masks?"
29:20 - Upcoming test results
30:18 - "Why don't you test reusable masks?"
Effectiveness of Adding a Mask Recommendation to Other Public Health Measures to Prevent SARS-CoV-2 Infection in Danish Mask Wearers
https://www.acpjournals.org/doi/10.73...
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