He kaula hao paʻa loa ka hao kila, i hoʻohana ʻia no ke kāʻei ʻana i nā huahana kaumaha no ka mālama ʻana a i ʻole ka hoʻouna ʻana. Inā paha ma nā hale kūʻai, nā hale hana, a i ʻole nā hale kūʻai liʻiliʻi, mālama ka hao kila i nā ukana i ka palekana a me ke kūpaʻa i ka wā e neʻe ai. ʻO kāna hana nui, ʻo ia ka hoʻopaʻa ʻana i nā mea nui, e like me ka lāʻau, nā paipu, a i ʻole nā ʻāpana mīkini, i loko o kahi pūʻolo maʻemaʻe a paʻa. Me ka ikaika haki kiʻekiʻe a me ke ola lōʻihi, maikaʻi loa ka hao kila no nā hana kahi e hāʻule ai nā kaula plastik a lole paha. Nui nā limahana e koho i ka hao kila no nā papahana e pono ai ka nānā hou aku, e like me ka hoʻouna ʻana i nā mea i waho a i ʻole ka lawe ʻana i nā ukana ʻoi. ʻO ka ʻike e pili ana i ka manawa a me ke kumu e hoʻohana ai i ka hao kila hiki ke kōkua i ka mālama ʻana i ka manawa, hoʻemi i nā kumukūʻai a pale i nā huahana mai ka hōʻino ʻia. E kūkākūkā ka ʻāpana aʻe pehea e koho ai a hoʻopili pono iā ia.