California Wildfires: Howling winds increase the danger as new blazes burn near San Diego.
Dr. Wennberg said that a particulate sampling device about 20 miles south of the Eaton fire had detected high levels of toxins, including lead, chlorine and bromine in the air. Ninety percent of the homes in the Altadena were built more than a half-century ago, when lead paint and asbestos were still used in home construction.