1. Mahinga Horoi: Te mutunga o te miraka → Horoihia me te wai ma ki te 40 ℃ → Horoi Huringa me te waipiro horoi (alkali) i te 85 ℃ → Horoihia me te wai ma i 40 ℃ → Hiko Hiko me te waipiro horoi (alkali) i te 85 ℃ → Horoi me te wai ma. Ko te pāmahana motuhake e pa ana ki te paemahana kua tohua e te kaihanga horoi. Te tikanga, te pāmahana o ia waahanga e hiahiatia ana e te kaiwhakanao horoi […]