1. to study the physical and chemical properties of cassava stems kaenklang before and after the process of incineration and steam. 2. to study and experiment with cassava stems are kaenklang the chemical absorption.
1. To study the physical and chemical properties of the nucleus before and after the burning process cassava stems and bake 2 to study and experiment with central stems of cassava as an absorbent chemical.
1. To study the physical and chemical properties of the core of cassava stem before and after กระบวนการเผา and bake. 2. To study and implementation of the core stem cassava is a chemical adsorption.