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Description: Anti Coronavirus Pm 2.5 Protection Gauze Mask In MongoliaAnti Coronavirus Pm 2.5 Protection Gauze Mask In Mongolia Can Masks Protect People from The Coronavirus? Conclusion Masks – including surgical mask and N95 mask – can capture tiny particles over 10 times smaller than the coronavirus. 2. “OK, they can capture particles even smaller than th ...

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