... rape stalks, peanut plants, sunflower stalks, bamboo sawdust, bagasse , wood chips, rice husk, coffee husk, coir pith, jute sticks, groundnut ... shells, Bamboo, wood, straw dust, Mustard stalk and cotton stalks ,nutshell, coconut shell ... lignin serves as the glue and combines the particles of wood together,thus binding, compressing the biomass to form into ...