Assertion: titanium alloy | /r/CapableOf | gain wide usage
Facets:
value: in europe
type: LOCATION
value: during the early 1970s
type: TEMPORAL
value: for pacemakers
type: TRANSITIVE-OBJECT
Source sentences:
text: Titanium alloys gained wide usage in Europe during the early 1970s for pacemakers and for retaining devices in artificial heart valves.