Ultraviolet light used to 'recycle' medical masks
ST. LOUIS -- Video shows just how St. Louis area hospitals are able to reuse medical masks. This at a time when citizens are asked to voluntarily wear homemade cloth masks. Masks h…
ST. LOUIS -- Video shows just how St. Louis area hospitals are able to reuse medical masks. This at a time when citizens are asked to voluntarily wear homemade cloth masks. Masks h…