Assertion: aluminum | /r/HasAspect | density
Facets:
value: around one third
type: OTHER
value: approximately
type: DEGREE
Source sentences:
text: Approximately, aluminium has a density that is about one-third that of steel.
text: Aluminum is ductile and has a low melting point and density.
text: Aluminium has a density around one third that of steel or copper making it one of the lightest commercially available metals.