Fine particles from aircraft exhaust become more harmful over time, lab tests suggest

PHYSorg
Oct 14, 2026, 7:20 pm227 ptsTop
Fine particulate matter consists of tiny particles with diameters in the nanometer range. They are produced, for example, by fuel combustion, remain suspended in the air and can penetrate deep into the respiratory tract. There, they can trigger oxidative stress, a process that promotes inflammation and, over…

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