Screengrab of a tweet by Jim Rosenthal on 10/30/2023: "Fabulous story of how a 5th Grade class, the University of Connecticut and the EPA worked together to prove the effectiveness of the #corsirosenthalbox. Well worth the read. Congrats and many thanks to all involved." Tweet includes a photo of mostly maskless students in a classroom. An adult in the photo is holding an unplugged Corsi-Rosenthal box.
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