2.00 •- 



2 4 6 8 10 12 14 16 18 



Grams of chemical per square foot 



Figure 6. — Effect of (M^) 2 HP0^ on the rate of spread in pine needle fuel. 



' ■ i ■ ' i I i I i I i I i ■ i 



2 4 6 8 10 12 14 16 18 



Grams of chemical per square foot 



Figure 7. — Effect of (NH^)2S0i i on the rate of spread in pine needle fuel. 



11 



