<prompt> Yakha inguqulo eyinkimbinkimbi yalesi sigwebo Ngale ndlela, isihlalo se-valve saphoqelelwa ngokumelene ne-valve ngokucindezela kwamanzi, okwenza isenzo sokuzivala.  <response>: Yiqiniso, inguqulo eyinkimbinkimbi yalesi sigwebo ithi Ngale ndlela isihlalo se - valve saphoqelelwa ukuba simelane ne - valve ngenxa yengcindezi yamanzi, okwenza ukuba ivalve livale ngokwalo, ngakho - ke lapho ingcindezi yamanzi inkulu, i - valve iqina ngokwengeziwe. 