Assertion: toluene | /r/AtLocation | gasoline
Facets:
value: to improve octane ratings
type: PURPOSE
value: along with benzene
type: OTHER
Source sentences:
text: It is also added to gasoline along with benzene and xylene to improve octane ratings.
text: It is also added to gasoline along with benzene and xylene to improve octane ratings.
text: Toluene is added to gasoline and is used in some printing and leather tanning processes.