Schools need to know classrooms' air quality to protect against COVID. But governments aren't measuring it properly
- Written by Geoff Hanmer, Honorary Professional Fellow, Faculty of Design, Architecture and Building, University of Technology Sydney
ShutterstockStudents have returned to school in New South Wales and Victoria after weeks of lockdowns. Along with vaccination and masks, experts have flagged good ventilation as one of the key factors in reducing the probability of COVID infection in schools.
COVID is rarely transmitted outside. The US Centers for Disease Control in the US say the...

















