Ki te whiwhinga i ngā tipu polystyrene e taea ana te whakarite i ngā whanonga rongoā, kua whakatūhia ngā pereki kaiwhakaawe nohoanga mō te whakamahi i roto i te horopaki hauora. Ko ēnei pereki, ka whakamana i te whakawhiti i ngā taumata i ngā whakamomori rite whakahaere, ko tēnā ka hangaia hei whakamana i ngā āhuatanga matua mō te whakapakari me te whakamutu i ngā wai. Kua hangaia te pereki i runga i te polystyrene o ngā tohu hauora me te take nei, kāore he mea whakaroa, mea atu ko te tū tonu hei whakamahia i waenganui i ngā momo whakahaere klinika. Ko ngā āhua anō hoki, kua whakaae katoa ki ngā tohu paetukutuku kua whakaritea, nā reira ka pakari ake ina whakauru ki roto i te kawe rerekētanga, ka whakamanahia te haumanu mō te hunga mate.