Assertion: tellurium | /r/HasProperty | alloyed to lead
Facets:
value: usually
type: DEGREE
value: often
type: TEMPORAL
Source sentences:
text: Applications Tellurium is often used as an additive to steel and it is often alloyed to aluminum, copper, lead or tin.
text: Tellurium is a mineral that is often used as an additive for steel and is usually alloyed to aluminum, copper, lead or tin.