Does fine dust increase in the morning?



fine-dust

If you look at the fine dust level from the air purifier, the morning is higher

I thought the morning air was better


332 2020-05-22 Gentleman

A. 1

It's because there's less convection at night, so there's less air movement, so the dust goes down


Gentleman 5 years ago 0

A. 2

Aha, I see. Thank you for the explanation


Gentleman 5 years ago 0


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