ʻOihana meaʻai a me nā lāʻau lapaʻau

ʻO ka mea kūʻai aku ʻo Mohamed Radhi he loea i ka ʻoihana inu mai ʻAigupita mai, a ʻo ka hopena anti-wear a me ka lubricity o ka lubricating grease i hoʻohana ʻia ma mua he awelika, a lilo ka adhesion i mea ʻilihune ma hope o ka manawa lōʻihi. E palupalu ka ʻaila i ka wā e hoʻomaʻamaʻa ʻia, e hopena i ka leakage.