An Airplane Dropping A Massive Ploom Of Fire Retardant Powder Over Sand Fire In California

The most important part of this mixture is water, a substance which obviously helps quell a fire. Also in the mix are thickeners, which help avoid runoff, and fertilizers which encourage the regrowth of plants in a burn area. Iron oxide, which gives the powder its red color, helps slow a fire's progress.

This is the footage of Sand Fire from Santa Clarita in California.