Whakaahuatanga Poto:

Ko te whakamānutanga hau rewa tētahi o ngā tikanga tino whai hua, ā, he tata ki te 1.0 te taumaha motuhake mai i te wai. Ko te Whakamānutanga Hau rewa he tukanga wehenga wai/totoka, wai/wai rānei hei tango i ngā totoka iti e iri ana te matotoru tata ki te wai, te kōroiti, te hinu me te hinu, me ētahi atu. Ko te whakamānutanga hau rewa Benenv he mahi auaha i honoa ki te ariā whakamānutanga hau rewa tuku iho me te hangarau hou.