Does Your Home or Classroom Need an Air Purifier? Make a Corsi-Rosenthal Box

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• Hacker News
• 2021

  Related

  https://hn.algolia.com/?dateRange=all&page=0&prefix=true&que...

  by gabrielsroka
• * https://media.npr.org/assets/img/2021/08/25/corsi_box-design...

  * https://media.npr.org/assets/img/2021/08/25/corsi_instructio...

  * https://EdgeCollective.io/airbox

  * https://reddit.com/r/crboxes

  by ck2
• Cleaning the air is good.

  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.)

  by AnthonBerg