Te whakauru i nga Maama Tira Corten mo te Maara: Whakanuia to waahi o waho me o maatau rama tira Corten moni. I hangaia ma te tino tika i to maatau wheketere, i hangaia enei rama ki te taapiri i te pa o te huatau me te ahua ki tetahi kari, whenua ranei. He mea hanga mai i te rino Corten mauroa, e mohiotia ana mo ona ahuatanga huarere ahurei, ka whanake enei rama he patina ahua-waikura ataahua i roto i te waa, ka whakakotahi pai ki te taiao. Ko ta maatau hoko wheketere e whakarite nga utu whakataetae me te kore e whakararu i te kounga. Whakamaramahia to maara ki enei rama maitai Corten me te hanga i tetahi aahua whakaihiihi ka whakamihi i nga manuhiri me te whakahihiko.