In the battle against massive wildfires around Los Angeles, California, now on its 8th day, pink fire retardant powder is being sprayed on nearby vegetation and high-risk areas to slow the flames ...

then they use their trucks to douse each power pole with fire retardant — the same substance that's dropped by firefighting aircraft from above. They try to spray it as far up the pole as ...

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 ...

It's apparent that these red trails are used to stop the spread of wildfires, but what makes up fire retardant and why is it different than only using water to fight wildfires? A structure burns ...

The substance, vivid against the grey smoke and charred landscape, is fire retardant – much of it a product called Phos-Chek that has been used by the US Forest Service since the 1960s.