... herbal medicine, bark, leaves, wheat bran, grinding line, Ma Xuan, rice husk, corn cob, straw, starch, food category, dried small shrimps, fish ... , graphite, bentonite, perlite, distiller's grains, furfural, cake, charcoal, activated carbon, cellulose, potato residue, tea, hair, soybean, cotton, cowhide, sheepskin, plant ...