He iti rawa te haruru, he ngāwari ki te whakamahi:
Te motuka hikoka whakaiti i te taumata pēhanga oro mā te 20-30 desibelKi te whakaritea ki te mīhini tīhiera. I te taha o te hoahoa o te whare ārai-oro, ka tutuki i a ia ngā whakaritenga hanga pō o ngā wāhi tairongo pērā i ngā wāhi noho o te tāone nui, ngā hōhipera, me ngā kura, ā, ka pai ake te taiao mahi.
Pūtake hau ma, e whakarite ana i te kounga o te tukanga:
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