Reference summary — not medical advice or a personal risk estimate.
Traffic and roadside pollution
Nitrogen oxides, particulate matter, and diesel exhaust near busy roads.
Also known as: diesel exhaust, vehicle exhaust
IARC-classified factors documented in this product
- Exposure from · Source: IARC
Direct IARC Group 1 classification.
- Exposure from · Source: IARC
Roadside PM2.5 and diesel particulates.
How to read this page
A factor appearing on this page means it has been documented in this product category — through EPA / FDA testing, IARC monographs, or regulatory recall records. Whether it presents a meaningful personal risk depends on the specific formulation, dose, and how you're exposed. Click any factor to read what science actually says about it, and where.