Mā ngā wāhanga rino maka kounga teitei, ngā tinana rauemi matotoru, me ngā ara ārahi rapa ātete-kakahu ka mau te pumau me te tika. Mā ngā tīwiri pōro C3 tino tika me ngā motuka iti-haruru ka whakarei ake i te pono.
Mīhini mira me te huri mahi maha-mahi tino pai. Pūnaha whakawhiti huri-mira kua patenthia, whāngai tika, tiaki ā-pūehu, whakamatao pai, kurupae tapatoru mō te pumau, pūnaha hinu whakatārewatanga.
Rokiroki kōnae 60, tukatuka mata whakaata, whakatikatika aunoa 10-wāhanga, whakatikatika tukunga urutau, hanga waro-ārai, whakatikatika kakahu hiko, pūtake hiko e tutuki ana i te CE, kaiwhakahaere PC ahumahi, āheinga tukunga ki runga.