Without masks, 2-metre distancing not enough to prevent spread of COVID-19 indoors: study
A new joint study says that without mask wearing, a two-metre physical distancing guideline may not be enough to prevent the spread of COVID-19 indoors, however, wearing a mask can reduce the contamination range of airborne particles by approximately 67 per cent. The study, published in the December volume of the journal Building and Environment, was […]