Along with the wildfires, residents must deal with other hazards: smoke and ash. Smoke is made of tiny particles. Smoke particles 2.5 micrometers or smaller in size—known as PM2.5—are ...

The chemical composition of the smoke and ash in Los Angeles right now is different from forest fire smoke, which is plenty toxic on its own, said Lim. The more than 40,000 acres that have burned ...

Health officials are again warning the public to take precautions as Santa Ana winds are expected to spread ash and dust from ... Experts say that wildfire smoke is unsafe for everyone and that ...

Homes a few doors away burned down, she said. Now in her second week at a West Covina hotel, she’s able to think about the damage smoke and ash have caused inside her home and how her family ...

"However, ash particles are typically visible to the naked eye either in the air or on outdoor surfaces." Experts say wildfire smoke is unsafe for everyone and all area residents should be worried ...

But they knew that where there was smoke, there was also ash. And data to collect. The 209-foot boat, the Reuben Lasker, changed course and piloted toward Manhattan Beach, California.

The smoke and ash can blow under doors and around windows in nearby homes, bringing in chemicals that are absorbed into furniture, walls, and other indoor surfaces and continue off-gassing for ...

Smoke from the Palisades fire envelops the L.A. skyline, with Dodger Stadium in the foreground. (Robert Gauthier / Los Angeles Times) ...

Wildfire smoke contains small particles that can cause serious health problems. Several parts of Southern California are currently under a windblown dust and ash advisory as deadly wildfires ...