Authorities battling a series of large wildfires in the Los Angeles area have employed a bright red fire retardant to tamp the flames, leading to dramatic images of the material blanketing scores ...

A firefighting aircraft drops Phos-Chek pink fire retardant on Pacific Palisades on Jan. 7 (Image credit: Mario Tama/Staff via Getty Images) It's hard to measure the efficiency of fire retardant ...

Strong winds can make it too dangerous to fly at the low altitudes needed for drops and can dissipate the retardant before it hits the ground. Besides Cal Fire, multiple agencies have dropped fire ...

Crews battling the deadly Los Angeles wildfires have been dropping a bright pink fire retardant across the city ahead of the advancing flames – leaving some wondering what the substance is ...

Also, sign up for NPR's breaking news alerts. Air tankers are dropping thousands of gallons of red flame retardant in the hills around Los Angeles as firefighters attempt to limit the devastation ...

Air tankers are dropping thousands of gallons of red flame retardant in the hills around Los Angeles as firefighters attempt to limit the devastation from multiple wildfires. Images of vivid red ...

Current studies developing flame retardant coatings deposited via polyelectrolyte complexation require two or more steps, increasing the time and cost to coat a material effectively. In contrast ...

With more moderate winds over Southern California, a fleet of helicopters and air tankers has been able to drop in the last two days hundreds of thousands of gallons of water and fire retardant ...

As multiple wildfires ravage the Los Angeles area, leaving behind a trail of destruction, killing at least 24 people and destroying thousands of structures, officials and firefighters are working ...

Phos-Chek, the pink fire retardant that firefighters are dropping on LA County, is actually reasonably safe for cars. It’s noncorrosive, it washes off with regular soap and water, and even that ...