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DIY filter systems improve air quality in classrooms

DIY filter systems improve air quality in classrooms
Phys.org Wednesday 23 September 2026, 16:00 UTC 1 min read
Key Points

As students return to school and cold and flu season begins, researchers are studying ways to improve indoor air quality and reduce the risk of airborne disease transmission.

As students return to school and cold and flu season begins, researchers are studying ways to improve indoor air quality and reduce the risk of airborne disease transmission.
DIY (ORG)
Originally published by Phys.org Read original →

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