Reference summary — not medical advice or a personal risk estimate.
Indoor biomass fuel smoke (wood)
Group 2A — probably carcinogenicAir & EnvironmentchemicalEvidence: limited_in_humans
Summary
Smoke from indoor wood and biomass burning is associated with lung cancer.
Detail
Indoor emissions from household combustion of biomass fuel (primarily wood) are Group 2A with limited human evidence for lung cancer. Exposure is highest in households relying on open fires for cooking. Improved stoves and ventilation reduce exposure.
Regional relevance
developing_countriesrural
regional
Documented in these products
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Sources
Consumer references
Third-party tools some readers use alongside primary evidence. Meyron doesn't endorse them; we link them because you'll otherwise hit them anyway.
- California Prop 65 list
State of California's list of chemicals known to cause cancer or reproductive harm.