Per this study, the number of sick days. | Hacker News

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		jstummbillig on Aug 25, 2024 \| parent \| context \| favorite \| on: Study: Air purifier use at daycare centres cut kid... Per this study, the number of sick days.

mdp2021 on Aug 26, 2024 [–]

No, you got confused there. The point is "what kind of air purification" should we pursue. Correctly you wrote that it should be probably that of the study - but the submission does not say what it is... Rotating mallets? HEPA? Death rays? Carbon?

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