The findings give new insight into the dangers of urban wildfires that burn plastics and other chemicals in homes and property.

Health hazards from soot and smoke blown indoors onto furniture and walls can linger for months, researchers say: “Wind will get through every crack.”

Researchers see a growing health danger from the vast plumes of pollution spawned by wildfires like the ones devastating Los Angeles.

The deceased was over 65 and had other medical conditions, state officials said.