Hoʻolālā pinepine ʻia ka ʻōnaehana lubricating e like me ke kūlana hana o nā koi lubrication like ʻole o nā mea hana ʻenehana a me nā mīkini. ʻO ka ʻōnaehana lubrication ka nui o ka mīkini mana uila, ka paila hydraulic, ka momona a i ʻole ka waihona aila, kānana, mea hoʻomaha, nā ʻāpana sealing, mea hoʻomehana, ʻōnaehana buffer, mea palekana a me nā hana alarm.

ʻO ka hana o ka lubricating, ʻōnaehana lubrication e hoʻopiha i ka ʻaila lubricating maʻemaʻe a i ʻole ka ʻaila i ka ʻili no ka neʻe pili, i mea e hoʻokō ai i ka friction wai, e hoʻemi i ka friction, e hoʻemi i ka lole mechanical, a me nā ʻāpana maʻemaʻe a ʻoluʻolu o ka ʻili. ʻO ka ʻōnaehana lubricating ka mea maʻamau i ka ʻāpana kaʻa lubricating, ʻāpana mana, ʻāpana mana kaomi a me nā mea pono.