kupenga karbona
Ko te matā o te hāpari karboni he whanaketanga hou i te mātai matā, e hono ana i te kaha tino pai me te taumaha iti rawa. Ko tēnei matā matatau he momo aho pakari, he iti, he mataara ngota karboni e whatuana ana kia waihangatia ai he rākau pakari. Ko te hanganga o te matā e hui ai ngā mano karboni ka whatu ki ngā tauwāhi rereke, arā ko te pūpahi, te whatu tuarā, i te āhua atu anō hoki, ka whakataua ai ngā āhuatanga mutunga o te matā. E whakawhitinga kaha ana tēnei matā, e nui ake ana i te kiko rino i te kaha enga, engari he iti ake te taumaha. Anō hoki, e pakari ana ki te māmā, ki te pouri, ki te paruparu hoki, nō reira he pai mō ngā whakamahinga uaua. Ko tōna māmātia e taea ana te whakamahi i ngā umanga maha, mai i te rangi, te hangarau motukā, ngā taputapu hākinakina, tae atu ki ngā mahi whare. Ka taea te whakakī i te matā ki ngā rēhita kia waihangatia ai ngā matā huinga, ka pakari ake ai. Mā ngā tikanga hangarau hou e taea ai te hanga i te matā karboni ki ngā taumaha rereke, ngā tauwāhi whatu, ngā horapa hiko hoki, kia āhua ai mō ngā here whakahaere motuhake.