Assertion: nickel | /r/HasProperty | element
Facets:
Source sentences:
text: Nickel (chemical symbol Ni) is an element.
text: Nickel is one of four elements (the others are iron, cobalt, and gadolinium) that are ferromagnetic at approximately room temperature.
text: Nickel is a fairly good conductor of electricity and heat and is one of only four elements (cobalt, iron, nickel and gadolinium) that are ferromagnetic (magnetized easily) at room temperature.
text: Nickel (element #28, symbol Ni) is a silvery shiny, metallic element.
text: Nickel (element #28, symbol Ni) is a silvery shiny, metallic element.
text: Arsenic, cadmium, chromium, cobalt, lead, mercury, and nickel are elements that are present naturally in the earth.