World Airborne Lead and Chlorine Levels Soared as L.A. Wildfires Raged January 20, 2025January 20, 2025HIROKO TABUCHIComments Off on Airborne Lead and Chlorine Levels Soared as L.A. Wildfires Raged The findings give new insight into the dangers of urban wildfires that burn plastics and other chemicals in homes and property.