What? pm2.5 is smaller than pm10. You can have a bunch of larger particles that aren't small
pm10 is the mass concentration of particles with aerodynamic diameters up to approximately 10 µm, including PM2.5, so Jefftk's analogy was right. there must some kind of typo or measurement error
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pm10 is the mass concentration of particles with aerodynamic diameters up to approximately 10 µm, including PM2.5, so Jefftk's analogy was right. there must some kind of typo or measurement error