Real-world data show that filters clean COVID-causing virus from air – Nature

Real-world data show that filters clean COVID-causing virus from air

An inexpensive type of portable filter efficiently screened SARS-CoV-2 and other disease-causing organisms from hospital air. Research at a hospital swamped by people with COVID-19 has confirmed that portable air filters effectively remove SARS-CoV-2 particles from the air – the first such evidence in a real-world setting.