Assertion: hexane | /r/HasProperty | essential
Facets:
value: to do two things
type: PURPOSE
Source sentences:
text: As was noted, hexane is flammable and it is therefore essential to do two things: first is to protect adjacent properties, public roadways, and untrained people who may experience gasoline filling stations but are otherwise not used to the hazards of flammable liquids being present in their environment.