Source: United States & Canada – South China Morning PostAn Italian study published on Tuesday suggests that efficient ventilation systems can reduce the transmission of Covid-19 in schools by more than 80 per cent.An experiment overseen by the Hume foundation think-tank compared coronavirus contagion in 10,441 classrooms in Italy’s central Marche region.Infections were steeply lower in the 316 classrooms that had mechanical ventilation systems, with the reduction in cases more marked according to the strength of the systems.With applications…Read More