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When Particles Cross Into Your Blood
Most people know PM2.5 is bad, but what about particles small enough to leave your lungs entirely? This episode explores how PM1 and PM0.3 enter the bloodstream, why HEPA filters struggle with them, and what your air sensor is really telling you. Episode 549 — myweirdprompts.com/n/549 (permanent short link: myweirdprompts.com/745990)
The skinny
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