CPC A62D 1/005 (2013.01) [A62C 3/02 (2013.01); A62D 1/0007 (2013.01); A62D 1/0035 (2013.01); C01F 5/40 (2013.01)] | 20 Claims |
1. A method of combating a forest fire, the method comprising:
depositing, via aerial or ground-based application, a forest fire retardant composition comprising:
a retardant compound comprising Kieserite (MgSO4(H2O)1),Dipotassium Sulfate (K2SO4), Hexahydrite (MgSO4(H2O)6), and Epsomite (MgSO4(H2O)7);
a corrosion inhibitor for at least one of iron, brass, aluminum, or magnesium present in the composition in an amount having a weight percent of about 0.2% to about 6.0% relative to the weight of the retardant compound in the composition;
a thickening agent, present in the composition in an amount having a weight percent of about 1.5% to about 6.5% relative to the weight of the retardant compound in the composition;
a colorant, present in the composition in an amount having a weight percent of about 0.4% to about 3.5% relative to the weight of the retardant compound in the composition; and
water;
wherein the step of depositing comprises at least one of (a) a direct attack on the forest fire or (b) an indirect attack before the forest fire.
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