The trail of red clouds dropped over wildfires is known as Phos-Chek. This is a brand of long-term fire retardant. It has been used to fight fires since the 1960s, according to AccuWeather.

At the surface, Mars is a desolate, barren world with a rocky landscape, massive dust storms and extreme temperature swings.

There was red fire coming up from below ... The expansive smoke cloud cast a shadow over the 5 Freeway and a nearby residential neighborhood. Evacuations were ordered as water-dropping aircraft ...

Days later, ominous red clouds were visible from the Getty Center in Brentwood, hovering on the horizon like a warning. The fire at the Villa was the closest flames had ever come to either building.