Wood
Wood is a heterogeneous, hygroscopic, cellular and anisotropic material. It consists of cells, and the cell walls are composed of micro-fibrils of cellulose (40% - 50%) and hemicellulose (15% - 25%) impregnated with lignin (15% - 30%).
Along with hygroscopic, cellular, and anisotropic, how is the material of wood described?
heterogeneous
Wood is a heterogeneous, hygroscopic, cellular and anisotropic material.
wood