Assertion: lubrication | /r/HasProperty | needed
Facets:
Source sentences:
text: Worm gears are typically lubricated by the splash method, and another unique characteristic of worm gear lubrication is that the mounting orientation plays a significant role in determining how much lubrication is needed.
text: The channels behind the grease nipple lead to where the lubrication is needed.
text: Additionally, lubrication may be needed to inhibit rust and corrosion, to carry away heat, and to cushion impact forces.