3M scientists: This Corsi-Rosenthal box movement is legit

Indoor air quality is having a moment. 3M scientists tested the DIY Corsi-Rosenthal boxes and concluded that they are effective.

This young scientist built 120 Corsi-Rosenthal Boxes – 3M surprised him with a trip to its global HQ

3M News Center - 3M Stories

DIY box fan filters – Corsi-Rosenthal box - Clean Air Crew

IAQ Research-Practice in Action: The Corsi/Rosenthal Box Air Cleaner - Tex-Air Filters

COVID-19 Resources – Norma Rose Point Elementary School Parents Advisory Council

海外人手一台的CR-BOX，真的能防疫吗？

3M Japan ニュースセンター - 3M ストーリー

DIY box fan filters – Corsi-Rosenthal box - Clean Air Crew

Corsi-Rosenthal Boxes Help Clear the Air at Schools Across the Country