Assertion: tungsten | /r/HasProperty | difficult to work
Facets:
value: notoriously
type: MANNER
Source sentences:
text: This is because tungsten is not a very pliable metal and is difficult to work with.
text: However, tungsten is difficult to work with in its elemental state.
text: Tungsten is notoriously difficult to work with while in its impure state, as it’s low ductility predisposes it to shatter.