Mfundo yogwirira ntchito ya mphika wokhala ndi jekete ndikugwiritsa ntchito kuphika kukakamiza kumbuyo.Mwachidule, ndiko kugwiritsa ntchito mpweya woponderezedwa kuti uwonjezere kuthamanga mumphika kuti zitini zisatuluke ndi kudumpha.Choncho, mu njira yolera yotseketsa ndi Kutentha, musaike mpweya wothinikizidwa, koma muyenera kukhala pamalo osungira kutentha mukafika kutentha.Pambuyo potseketsa, kutentha kumatsitsidwa ndikukhazikika, kutulutsa kwa nthunzi kumayimitsidwa, ndipo madzi ozizira amapanikizidwa mu chitoliro chamadzi.Kutentha kwa mumphikawo kumatsika, nthunziyo imakokoloka, ndipo mphamvu ya mumphikayo imalipidwa ndi kupanikizika kwa mpweya.Mu njira yotsekera, chidwi chiyenera kuperekedwa ku njira yoyamba yotulutsa mpweya, ndiyeno nthunzi imatulutsidwa kuti nthunzi izungulira.Itha kuchotsedwanso mphindi 15 mpaka 20 zilizonse kulimbikitsa kusinthana kwa kutentha.