Kudzera mu njira yosinthira, khungu limatha kukhala lolimba komanso lolimba. Pa nthawi yochita izi, kutulutsa kosalekeza kwa zinthu zonyowetsa madzi kuchokera pansi pa khungu kumapereka chakudya chokwanira cha chinyezi. Zotsatira zake, khungu limatha kukhala lowala komanso lowala, ndikubwezeretsanso kuwala kwake kwachinyamata. Mukamaliza chithandizo, mudzakhala ndi khungu losalala komanso lofewa ngati la porcelain lofanana ndi khungu la mwana.
Injector yopanda singano imagwiritsa ntchito liwiro la supersonic (mamita 450 pa sekondi) kuti ilowe pakhungu mwachangu, zomwe zimathandiza kuti chithandizo chisalowe m'thupi. Pa nthawi ya opaleshoniyi, palibe kukhudzana mwachindunji ndi khungu. Kudzera mu ukadaulo wa okosijeni wopanikizika kwambiri, zosakaniza zogwira ntchito zimayatsidwa, zomwe zimapangitsa kuti okosijeni m'maselo achuluke, okosijeni azikhala bwino, komanso kuti zosakaniza zogwira ntchito zilowe bwino.
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