He tukanga tēnei e wāwāhia ai te ngako me te hinu kia rikiriki. Mā tēnei tukanga e rahi ake ai te horahanga mata o te ngako, o te hinu rānei e pai ake ai te mahi whakangawhere a ngā pūmua whākōkī. I te tinana tangata, ko te waiate hei whakaehu i te ngako i roto anō i te kōpiro iti.
The process of breaking down fats and oils into tiny portions. This process increases the surface area of the fat or oil for enzymes to carry out their digestive function. In the body, fats and oils are emulsified in the small intestine by bile fluids.