‘Effective, but not the silver bullet’ – air cleaning devices in schools
Leading researchers involved in studying how COVID-19 spreads in enclosed spaces have compiled ten tips to help school leaders decide whether to use air cleaning technologies in classrooms.
![Air filtration device in a classroom](http://www.leeds.ac.uk/images/resized/600x300-0-0-1-80-RESIZEDimage_1.jpg)