In order to confirm the results from the experiment factors contributing to the position of the soot on the surface. The researcher construct control with shape cylinder with equal size (soil stoneware 100 cm).The type resolution is husk, straw and leaf is a species with high density and heat is wood, which will affect the behavior of the soot in a different manner, is clearly more.Is a stove to close all open channels and all. To observe the rate of decrease of raw materials caused by burning and save the result of soot in the ระดับต่าง.The experimental set with the material
the experimental set with chaff straw raw materials experimental set with the raw material wood
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