He whakatōtā anga-me-ngongo me te pōkai parahi mō te tōtika whakamātao teitei, pūmau hoki.
Ka honoa ki tētahi pourewa whakamātao wai kia iti ake te utu whakahaere i ngā wae whakamātao-hau.
Ka whakapoto te whakahaere paemahana hangarewa tōtika i ngā huringa, ka whakapai hoki i te mata o te hua.
Ka whakamahia hoki mō ngā mīhini CNC, te whakakikorua konganuku ā-hiko, te kai me ngā tukanga matū.
Ngā tuhipoka rārangi
I inehia ngā whakatauranga i ēnei āhuatanga: ko te wai whakamātao e kuhu ana he 12 °C, e puta ana he 7 °C, ko te whakaetonga he 2 °C, ko te tōtā he 50 °C, ko te ine-mahana maroke he 35 °C, ko te ine-mahana mākū he 24 °C. Whakahekea te wai mēnā kei raro iho i te 2 °C te paemahana o te taiao, mēnā rānei ka roa te mīhini e tū ana, hei tiaki i ngā ngongo parahi. Me whakanoho ngā wae whakamātao-hau ki tētahi wāhi pai te rere o te hau (ki runga tuanui, ki waho rānei). Ka panoni pea ngā taipitopito i te whakapainga ake o te hua, kāore he pānui i mua.