Oh that's fun. Been meaning to get PM2.5 for my place but the one I've got has a... | Hacker News

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Havoc on June 5, 2025 | parent | context | favorite | on: Show HN: Air Lab – A portable and open air quality...

Oh that's fun. Been meaning to get PM2.5 for my place but the one I've got has a whiny fan

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