Chotchinga chathu pa madzi osefukira ndi chinthu chamadzimadzi chowonongeka, madzi omwe amasungidwa ndi mfundo zoyambira madzi kuti athe kutsegulira zokha, zomwe zimatha kupirira mvula yamkuntho yadzidzidzi, kuti mukwaniritse maola 24 a kusefukira kwa madzi. Chifukwa chake tinazitcha "hydrodynamic tokhaChitetezo cha Chifuwakapena chipata chamagetsi chamagetsi.


