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How Dirty Is Your Air?

By Simson Garfinkel

I didn’t know it, but the eggs my boys were cooking for themselves each morning were putting me at risk of premature death. The danger wasn’t the eggs per se, but tiny cooking oil particulates that the stove’s heat was launching into the air. These particulates, known as PM2.5 because of their 2.5-micron size, have been linked with asthma (which I have),…

Read more on technologyreview.com.

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