Assertion: fluorine | /r/CapableOf | explode on contact
Facets:
value: in complete darkness
type: LOCATION
value: sometimes
type: TEMPORAL
value: with all other elements
type: OTHER
Source sentences:
text: Because fluorine is the most chemically reactive element, it must be handled with extreme care as it can sometimes explode on contact with all other elements excluding oxygen, helium, neon and krypton, according to Chemicool.
text: Hydrogen and fluorine will explode without any contact and in complete darkness.