He tukanga tiaki i te rino kia kore ai e waikura. Ka uhia te rino ki te konutea (Zn). Ko tā te konutea he ārai atu i te hāora me te wai kia kore ai e pā ki te rino. Koia nei te tukanga matua e whakamahia ana ki te tiaki i te rino kōwakawaka e whakamahia ana i ngā tuanui o ō tātou whare.
A process to protect iron from rusting. The iron is given a coating of zinc (Zn). The zinc prevents the oxygen and water from making contact with the iron. This is the main process used for protecting the corrugated iron used in roof construction.