Navigating the complexity of exposure to multiclass organic pollutants in respirable size-resolved particles and implications for oxidative potential

• Published in: Environment international Vol. 202; p. 109646
• Main Authors: Zhang, Ying-Jie, Xu, Ting-Ting, Luan, Yu-Ling, Shen, Hui-Min, Guo, Ying
• Format: Journal Article
• Language: English
• Published: Netherlands Elsevier Ltd 01.08.2025; Elsevier
• Subjects: Air Pollutants - analysis; China; Environmental Monitoring; Exposure assessment; Flame Retardants - analysis; Humans; Inhalation Exposure - analysis; Inhalation Exposure - statistics & numerical data; Organic pollutants; Oxidation-Reduction; Oxidative potential; Particle Size; Particulate Matter - analysis; Phthalic Acids - analysis; Polycyclic Aromatic Hydrocarbons - analysis; Respiratory deposition; Size-fractioned PM10; China; Organic pollutants; Respiratory deposition; Oxidative potential; Exposure assessment; Size-fractioned PM10; Size-fractioned PM

[Display omitted] •Pollutants in 9–10 µm fractions markedly enhance the formation of oxidation.•Benzo[g,h,i]perylene was the primary contributor to oxidation among mixtures.•Particle size and components are key drivers influencing oxidative potential.•Elevated mass concentrations do not necessarily...