Mbali:1. Bokosi Lophatikizana la Madzi: 1) Gwiritsani ntchito bwino malo azinthu2) Chepetsani kulumikizana kwa chitoliro3) Kuthetsa chiopsezo cha kutayikira kwa madzi4) Imatha kupirira kukakamizidwa kwamphamvu
2. Fyuluta (400~800G)1) HPPC ndi fyuluta yophatikizana yomwe imaphatikiza thonje la PP ndi mpweya woyambitsidwa2) Mukasintha fyuluta pansi pa kauntala, fyulutayo imatha kusinthidwa mwachindunji popanda kukweza makina. Ndipo mutha kuyisintha nokha.3) Ntchito yoyimitsa madzi, palibe madzi omwe adzasefukira mukasintha fyuluta.