ʻO ka hoʻohana ʻana i kēia huahana e kōkua i nā papahana hale e hiki ke pale aku i ka pōʻino i hoʻokumu ʻia e nā kumu like ʻole e like me ka makani ʻino.
Hōʻike ka huahana i ke kūpaʻa kemika nui. Hiki iā ia ke mālama i kona mau waiwai kumu ma hope o ka ʻike ʻia ʻana i kahi kaiaola kemika no kahi manawa i ʻōlelo ʻia.
Hōʻike ka huahana i ka pale abrasion. Hiki iā ia ke pale i ka luhi ʻana e ka ʻānai ʻana a i ʻole ka friction, kahi i hilinaʻi nui ʻia i ka hoʻōla maikaʻi.