The facility spans 110,000 square feet and boasts an impressive capacity to produce 360,000 pounds of fire retardant.

Based on advanced ammonium polyphosphate (APP) technology, these pioneering flame retardants have become the industry benchmark in a wide range of applications, including intumescent coatings, fire ...

An LAist investigation found toxic heavy metals in samples of fire retardant collected from the Palisades, Eaton and Franklin fires. Here's what that means.

Aerial fire suppressants are generally a mixture of water, ammonium phosphate — essentially fertilizer — and iron oxide, which is added to make the retardant visible, said Daniel McCurry, a ...

What to know about the pink flame retardants are being used for California fires The Forest Service says the aerial fire suppressants help starve a fire of oxygen and slow the rate of burn by ...

Aircraft battling fires raging through the Los Angeles area are dropping hundreds of thousands of gallons of hot-pink fire suppressant in a desperate effort to stop the flames.

Parts of Southern California are covered with pink fire retardant as firefighters try to control deadly wildfires raging in Los Angeles. But what is Phos-Chek fire retardant and is it safe?

What is the fire retardant made of? The vibrant red fire retardant is known as Phos-Chek and has been used by firefighters battling wildland blazes for over 50 years, according to its manufacturer ...

Thickeners also keep the material from drifting off-target, he adds, "But the business end of it really is ammonium phosphate fertilizer." For anyone who's heard of fertilizer being used in explosives ...

Phos-Chek commonly contains two types of salt: diammonium phosphate ( [NH4]2HPO4) and ammonium polyphosphate ( (NH4PO3)n). Along with its use as a fertilizer (providing nitrogen and phosphorous to ...