konutea. Ahakoa etahi rangahau⁴ Kua whakaatu mai ko te zinc, i roto i te ahua o te horoi waha, te toothpaste ranei, ka whakaiti i te hanga o te tohu me te hanga tartar, me nui ake nga rangahau hanganga hei whakapumau i tona whai huatanga ki te hauora niho.