Yana nufin matakin da karfin iska a cikin gwangwani ya yi ƙasa da na yanayi.Domin hana gwangwani faɗaɗawa saboda faɗaɗa iskar da ke cikin gwangwani a lokacin aikin haifuwa mai zafi, da kuma hana ƙwayoyin cuta, ana buƙatar cirewa kafin a rufe jikin gwangwani.A halin yanzu akwai manyan hanyoyi guda biyu.Na farko shine a yi amfani da injin cire iska kai tsaye don sharewa da rufewa.Na biyu shi ne a fesa tururin ruwa a sararin saman tankin, sannan a rufe bututun nan da nan, sannan a jira tururin ruwan ya taso don ya zama fanko.
Lokacin aikawa: Juni-10-2022