PM 2.5 Is a Toxic Mixture: Not Just a Matter of Concentration
Abstract
High Resolution Image Download MS PowerPoint Slide Fine particulate matter (PM 2.5 ) is a complex mixture of air pollutants that may contain hazardous substances and emerging contaminants. It penetrates deep into the lungs, inducing oxidative stress, inflammation, and systemic toxicity, and interacts with O 3, NO 2, SO 2, and organic and inorganic constituents, thereby increasing health risks.
Fields of Study & Subjects
Air Quality and Health Impacts
Atmospheric chemistry and aerosols
Plant responses to elevated CO2
Publication details
- Journal / source
- Chemical Research in Toxicology
- Publisher
- American Chemical Society (ACS)
- Volume
- 39
- Issue
- 3
- Pages
- 249–252
- Publication date
- 5 February 2026
- Language
- EN