Assertion: lithium | /r/HasProperty | the least dense metal
Facets:
value: in a solid or liquid state
type: LOCATION
value: under standard conditions
type: OTHER
Source sentences:
text: It is the least dense metal and the least dense element in a solid or liquid state.
text: It is the least dense metal and the least dense element in a solid or liquid state.
text: Lithium, hydrogen, and helium are the least dense elements in a liquid or solid state.
text: Under standard conditions, it is the lightest metal and the least dense solid element.