It’s not that simple though, the study states that replacing the filters removes... | Hacker News

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		bricemo on June 3, 2022 \| parent \| context \| favorite \| on: Indoor air filtration could lead to increased airb... It’s not that simple though, the study states that replacing the filters removes large endotoxins, but not small ones. The small ones are still present

Havoc on June 3, 2022 [–]

>The small ones are still present

Bit strange given that you've removed the alleged source of the problem (stuff caught in old filter).

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