Wodzigudubuza Wodzigwiritsira ntchito ndi zida zogwiritsa ntchito chitoliro chowulutsira kuti apereke zinthuzo, amathanso kutchedwa wonyezimira wonyamula, wononga tsamba wodyetsa, wodyetsa mwauzimu, yemwe amadziwika kuti chinjoka chosokonekera. Kodi kukweza mitundu yonse ya ufa, particles ndi makina ma CD kumaliza kudya basi, angagwiritsidwe ntchito zina yekha. Oyenera non- viscous ufa, tinthu yaing'ono, granular, granular, monga mpunga, mkaka ufa, mchere, soya ufa, etc.