As crews battle the devastating wildfires in California, eyewitnesses are uploading photos and videos of a bright pink powder being sprayed by firefighters from airplanes. The substance that attracts ...

Chek, a hot-pink aerial fire suppressant, plays a crucial role in protecting communities. Hundreds of Washington Post ...

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

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 ...

Above the roaring fires devastating parts of Los Angeles is an incongruous sight: air tankers dropping gallons of bright red and Barbie-pink slurry over forest, homes, cars, and anything else that ...

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 ...

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 ...

There are strict rules for aircraft operating in and around a fire to make sure everyone’s flying in a predictable manner.

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

Phos-Chek, a pink fire retardant, is being used to combat California’s wildfires, coating vegetation to slow flames. While crucial in wildfire management, it raises environmental concerns, ...