natural biological organism derived materials
flocculant produced from natural material
preparation of natural derived material
Artificial biological material
bovine and ovine derived material
bovine derived material
Cementitious Material from Na2O-CaO-Al2O3-SiO2-H2O System
chicken derived material
energy raw material from the nonconventional plant
Mantle derived material
Mantle-derived material
natural material concept
protein raw material from the nonconventional plant
reinforcing material from coral reef sand
removing foreign material from tobacco
waste material from fungal culture