So when you send a child to school for the day, they are only going to be there five minutes? >Fitted particle-filtering masks like N95s are up to 75 times mor

So when you send a child to school for the day, they are only going to be there five minutes? >Fitted particle-filtering masks like N95s are up to 75 times more effective at preventing infection with COVID-19 than surgical masks, according to a study published recently in the Proceedings of the National Academy of Sciences. https://www.axios.com/n95-mask-protection-covid-958039c9-07f1-45a1-81e7-b7436707fee5.html https://www.axios.com/n95-mask-protection-covid-958039c9-07f...