Smokey BearLetter Equations are well known phrases or facts where the key words have been replaced with the first letter of that word. These are often in the form of an equation, which contain a number, an = sign and the rest of the obscured phrase or fact.
F T = F H & O
AnswerFire Triangle = Fuel, Heat, and Oxygen
Three components are required for a fire; a combustible material, a sufficiently high temperature, and a supply of oxygen. These components are referred to as the fire triangle. Fires are generally controlled and extinguished by eliminating one side of the fire triangle. That is, if you remove either the fuel, heat, or oxygen, you can prevent or extinguish a fire.
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