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 ...

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

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

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 ...

Crews battling the deadly ongoing Los Angeles wildfires have started dropping bright pink fire retardant known as Phos-Chek from the skies to combat the stubborn flames. The eye-catching flame ...

Aircraft that douse flames with water and bright red Phos-Chek fire retardant are a common sight in California. Aerial ...

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?

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

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

As Los Angeles battles devastating wildfires, one striking element in the firefighting efforts is the widespread use of a ...

By now, you have surely seen many images of planes dropping a red liquid on the Los Angeles fires. It's not just water. A ...