mango kākano
Ko te rau karbona he momo raranga matatini nui i roto i te mahi whakararanga i ngā karu karbona, e āhuatia ana ki te pūtake matatini o ana kōwhai whatitoka, ka hangaia he momo kīwaha mōhio. Ka tukua tēnei materiale matua hei whakamahere i ngā āhuatanga hiranga, ko te whakapono ko te paihere o te mana wehi me te paihere o te rangatira, ka taea te whakapiki i te kaiwhakatutuki i ngā āhuatanga hiranga. Ko te mahi raranga ka tirohia i te whakawhanaunga i ngā karu karbona i runga i te whakangungu 45-tau, ka hangaia he urupa whakatika me te pai ake i te kanohi. Ko te materiale e puta mai nei ka whakaaweawe i ngā āhuatanga mekanika pai, e āhuatia ana ki te paihere o te mana wehi me te paihere o te whakatika i ngā pūtau me te whakatika i ngā pūkai. Ko te wharekura tuatahi a te karbona ka whakamana i ngā āhuatanga paihere i te wā o te hanga, ka noho pai hei whakamahi mo ngā kauwhanga whatumanawa me ngā hanga pai. Ko te paihere o te materiale ka whanake ki runga i ngā whenua rerekē, mai i ngā rerenga rere ki ngā whakamahi motokātanga me ngā taonga hiranga. Ko tāna paihere tino pai ki te whakamahi i te paihere o te kore raweke i te mana wehi me te paihere o te kore raweke i te whakatutuki i te whakauru.