Assertion: osmium's alloy | /r/ObjectUse | used in pacemaker
Facets:
Source sentences:
text: An alloy of 90% platinum and 10% osmium is used in surgical implants such as pacemakers and replacement heart valves.
text: An alloy of 10 percent osmium and 90 percent platinum is used for pacemakers and other surgical implants.
text: An alloy of 90% platinum and 10% osmium (90/10) is used in surgical implants such as pacemakers and replacement pulmonary valves.