Chemist Breaks Down How At-home Covid Tests Work : Wired

Over the past two years, you've likely taken a Covid rapid antigen test. A unique, biochemical reaction involving saline, tiny particles of gold, and paper with antibodies, is helping to give quick and relatively accurate results. Dr. Kate Biberdorf, a chemist and author, explains the chemical process of the at-home tests (while taking one!) to explain exactly how it works.

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Chemist Breaks Down How At-Home Covid Tests Work | WIRED

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