pū kara pū
Nā ngā pū kō whati i raro i te pūtahi whakamahere hoki tēnei whakatupu matihiko, e whakapakiri ana i ngā mahi ingoa me te wawata ā-wāhanga mō ngā tūranga kō. Nō reira ngā taputapu whakahirahira e āhei ana ki te whakauru i te mēkanika kō ki runga i ngā pū karawa rānei, hei whakawehe i te kaha nui o te kō ki roto i te whenua. E mahi ana ngā pū i tētahi whakaaetanga o te whakaatu me te pakanga tuhitahi, e hanga ana i te hāwai whakatipu hei whakatū i te pīsita i raro. Ko tēnei kīanga rua e āwhina ana ki te whakangungu i te whakawhiti i ngā whenua whati nei, ahakoa kia pai rawa te tikanga o ngā pū. Ko te hanga e whakauru ana i ngā rākau hā ki runga i ngā take: hei whakatū i te mēkanika kō, hei tirotiro i ngā kereka i raro i te pū, me te whakawehi i te pū i te mahi. Nō ngā pū kō whati hou ka kitea ngā patunga tungsten karawa matihiko whakahirahira, āta hangaia hei whakapai i te mahi kō mō ngā take whenua ā-motu, me ngā āhua me ngā rahi o ngā patunga e āhei ana ki te whakapai i te mahi kō. Ka hanga ngā pū i runga i ngā tinana toko ihi, e whakarite ana ki te whakapai i te whiuwhiu, me ngā patunga karawa i te paanga whakahirahira e āhei ana ki te whiuwhiu i ngā take whakaeke haumaru. Ka whai mana ngā taputapu nei ki ngā mahi rangahau miinga, kō puna wai, hanga, me ngā mahi porohita, kei reira te āhua e āhei ana ki te whakamana i ngā ratonga whakawhiti whati i ngā whenua whati nei.