Health
Does your homemade mask work? – The Conversation UK
Try these tests at home.
If a surgeon arrived at the operating theatre wearing a mask they had made that morning from a tea towel, they would probably be sacked. This is because the equipment used for important tasks, such as surgery, must be tested and certified to ensure compliance with specific standards.
But anyone can design and make a face covering to meet new public health requirements for using public transport or going to the shops.
Indeed, arguments about the quality and standard of face coverings underlie r…
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