id	keyword
ajcp-3869	oil
ajcp-3869	nanoparticles
ajcp-3869	avocado
ajcp-3869	wear
ajcp-3869	point
ajcp-3869	copper
ajcp-3869	ncuo
ajcp-3869	friction
ajcp-3869	performance
ajcp-3869	lubricants
ajcp-3869	properties
ajcp-3869	oxide