Assertion: hydrogen | /r/CapableOf | catch fire
Facets:
value: easily
type: MANNER
Source sentences:
text: In the presence of an oxidizer -- oxygen is a good one -- hydrogen can catch fire, sometimes explosively, and it burns more easily than gasoline does.
text: When hydrogen catches fire, the flames are so dim and hard to see that they're both hard to avoid and hard to fight.
text: It catches fire easily and, under certain circumstances, does so explosively.