Kushandiswa kwemapompa akazaruka pakati pedyo muinjini dzaidiziri kwakafara zvikuru. Nhasi, mupepeti akaronga fundo dzinoverengeka dzokubudirira dzinoverengeka dzemadiziri enjini idzi dzakazaruka pakati pedyo: Kutsvaka mvura kwenguva dzose nokushandisa injini yaidiziri yemapompu akazaruka pakati pedyo