Assertion: synthetic motor oil | /r/CapableOf | test industry-accepted tests
Facets:
value: for defining engine oil properties
type: PURPOSE
value: independently
type: MANNER
Source sentences:
text: (The first such synthetic motor oil independently tested and confirmed to meet these industry-accepted tests for defining engine oil properties and performance characteristics was AMSOIL 100% Synthetic 10W-40 in 1972.)