Parts of Southern California are covered with pink fire retardant as firefighters try to control deadly wildfires raging in ...

Chek, a bright pink fire retardant, to combat wildfires threatening lives and property. Developed by Perimeter ...

Chek, a hot-pink aerial fire suppressant, plays a crucial role in protecting communities. But what is it made of, and is it ...

It's never a great idea to leave anything on your paint for extended periods, but Phos-Chek won't do much damage of its own ...

This couple built specific fire resilient features into their home years ago. Their house survived the deadly Palisades Fire, ...

The U.S. Forest Service bans the use of long-term fire retardant on federal lands near waterways or endangered species ...

The powdered substance sprayed over the California wildfires is called Phos-Chek. It contains ammonium phosphate — an ...

As fire crews and air tankers work to block the wildfires' explosive growth, images of red clouds of fire retardant falling onto trees are common. What is it — and what's in it?

Phos-Check is a brand of long-term fire retardant that has been used to fight fires since the 1960s. It is said to contain ...

The bright substance blanketing areas of Los Angeles County has long been used to stop wildfires from spreading.

Above the roaring fires devastating parts of Los Angeles is an incongruous sight: air tankers dropping gallons of bright red ...