Assertion: cobalt | /r/HasProperty | alloyed with nickel
Facets:
value: sometimes
type: TEMPORAL
Source sentences:
text: Cobalt (alloyed with nickel) also makes up the skin of "MagnetoSperm," tiny robots developed in 2014 that wiggle like sperm in response to a magnetic field.
text: When cobalt is alloyed with the other two ferromagnetic elements, iron and nickel, it forms alnico, an alloy of unusual and strong magnetic properties, often used in jet and gas turbine engines.
text: Sometimes cobalt can be alloyed with nickel, which can be a problem for those with nickel allergies.
text: When alloyed with iron and nickel, cobalt produces a strong magnet.