papa whakaheke rāngi whēuwhēu
He whakamahi mōhio ki ngā kākano whanui ā-rangi, e whakaatu ana i tētahi whakahaere hanganga rara paihere, e hīkina nei te pai o te āhua me te mahi pai o te whakamahi. Nā ngā kākano whanui matū hirahira i hanga ngā pene mōrearea nei, e whakahōpai ana i ngā whakaaturanga rangi moe tae atu ki ngā wāhi ā-motu hoki. Hei tūtohunga tūhononga tika ngā pene nei, ka whai wāhi ki ngā rōpū whakauru ā-tau ki runga i ngā momo whakauru, ko ngā kawe, ngā whakapakari, me ngā whakangaro. Ko tō rātou tuhituhi he kākano matū matū e tuku nei i ngā tohu paipai e whakatū tonu ai te whaiwhai me te whakarite ki ngā take tuawhenua. E toru ngā whānuitanga me ngā roanga, e whai ake ana i te 0.6mm ki te 1.2mm, ka whakaae ai ki ngā huringa hei whakarite i ngā hiahia taunakitanga. Ko tētahi o ngā take nui he whakamahi pai hei whakatau i ngā rārangi matua, āhua motuhake, me ngā rārangi whakahaere, ahakoa te whaiwhai mō te tirotiro. Hei whakamahi hoki ngā pene nei i ngā paiwhakahaere reo, e āhei ana ki te whakahaere i te whakaheke reo me te whakapono reo, e whaiwhai ana ki ngā paiwhakahaere reo pai rawa o te whare. Ahakoa hoki ngā rārangi ā-rangi nei, he paiwhakahaere ahi, e whai wāhi ana ki ngā ture haumaru o te ao, e pai ana ki te whakamahi i ngā wāhi ā-motu nui. Hei whakamahi hoki ngā tohu ā-rākau, ko te kawe pūngao, te anodizing, me ngā tohu paipai, e whakapaipai ana i te whakahaere i te rākau, ā, e whai wāhi ana ki ngā tūtohetanga hanga.