Air filters can effectively enhance school attendance
Arne Dedert/DPA/Alamy Live News
In a groundbreaking randomized controlled trial, five primary schools in Milan, Italy, observed an increase of 1.3 days in student attendance after introducing air filters in classrooms.
“This serves as the first experimental evidence,” stated Stefania Renna from the Polytechnic University of Milan. Her research team implemented high-quality portable air purifiers in 43 randomly chosen classrooms. Renna describes these as superior HEPA filters.
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Source: www.newscientist.com
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