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How Effective Is Your DIY Face Mask? Easy Home Test

https://youtu.be/25lDoBSsQG8 Is your face mask effective? How do you test the quality of your mask, especially your own DIY masks? Avoiding this question is unsafe and you cheat your own health. This is increasingly important when the experts are changing their strategies and asking healthy people to wear masks. You may think you don’t own …

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