Kusintha kwamafuta/madzi ndi chida chofunikira kwambiri chomwe chimagwiritsidwa ntchito poyang'anira kuchuluka kwamafuta kapena madzi m'matangi. Zimagwira ntchito pogwiritsa ntchito njira yoyandama yomwe imayenda ndi mulingo wamadzimadzi. Choyandamacho chikafika pamalo oikika, chimatsegula chosinthira, kutumiza chizindikiro ku dongosolo lolamulira. Chizindikirochi chikhoza kuyambitsa zinthu monga kuyambitsa mpope, kutseka valavu, kapena kuchenjeza wogwiritsa ntchito. Wopangidwa kuchokera ku zida zolimba, chosinthiracho chimapangidwa kuti chipirire zovuta ndipo chimabwera m'mitundu yosiyanasiyana, monga makina, capacitive, ndi akupanga, kuti agwirizane ndi zakumwa ndi matanki osiyanasiyana.