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Clarification on face mask types, architecture, quality, handling, test and certification procedures – Swiss National COVID-19 Science Task Force
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anand mahindra on Twitter: "🙏🏽🙏🏽🙏🏽 to my friend Ashok Kurien, who sent me the best gift for these times! Proud to learn that an Indian inventor's Swiss company has come out with
![Clarification on face mask types, architecture, quality, handling, test and certification procedures – Swiss National COVID-19 Science Task Force Clarification on face mask types, architecture, quality, handling, test and certification procedures – Swiss National COVID-19 Science Task Force](https://sciencetaskforce.ch/wp-content/uploads/2020/10/Screenshot-from-2020-10-21-12-20-03.png)