Assertion: lubricant's oil | /r/HasProperty | synthetic
Facets:
Source sentences:
text: Oils can be synthetic, vegetable or mineral-based as well as a combination of these.
text: As previously discussed, these oils may be synthetic oils, edible oils or white mineral oils.
text: It has varying oil content from nil oil (synthetic coolant).
text: Nearly all commercial motor oils contain additives, whether the oils are synthetic or petroleum based.