Assertion: bronze's copper | /r/ObjectUse | used as building material
Facets:
value: widely
type: DEGREE
Source sentences:
text: For example, copper is widely used as a heat and electrical conductor, building material, and in the production of various metal alloys.
text: Copper is used as a conductor of heat and electricity, as a building material, and as a constituent of various metal alloys, such as sterling silver used in jewelry, cupronickel used to make marine hardware and coins, and constantan used in strain gauges and thermocouples for temperature measurement.