Nā ʻano hana:
Hana kiʻekiʻe wela maikaʻi maikaʻi, ʻaʻohe dilution a me ka nalo ʻana i ke aniau wela kiʻekiʻe;
ʻO ke kūpaʻa mechanical maikaʻi a me ke kūpaʻa colloidal;
ʻO ka hana lubrication maikaʻi loa, coefficient haʻalulu haʻahaʻa, hiki ke kū i nā kaumaha kaumaha a me nā ukana haʻalulu;
ʻO ke kūpaʻa ʻoihana maikaʻi a me ke ola ʻaila lōʻihi.
Nā lakohana pili pono:
Lubrication o ka waena a me nā ukana paʻa ukana, nā pale, nā bearings, a pēlā aku.
