Does Your Home or Classroom Need an Air Purifier? Make a Corsi-Rosenthal Box17cck2 about 3 hours ago 2 commentsRead Article on npr.org HI version is available. Content is displayed in original English for accuracy.
Discussion (2 Comments)Read Original on HackerNews
PC fan boxes are a quieter option too: https://itsairborne.com/pc-fan-corsi-rosenthal-guide-a611dab...
(Incidentally, PC fans can also be used to pull/push air through N95/FFP2 masks.)
* https://media.npr.org/assets/img/2021/08/25/corsi_instructio...
* https://EdgeCollective.io/airbox
* https://reddit.com/r/crboxes