Assertion: titanium | /r/HasProperty | strategic material
Facets:
value: by the u.s. government
type: OTHER
Source sentences:
text: Throughout the period of the Cold War, titanium was considered a strategic material by the U.S. government, and a large stockpile of titanium sponge was maintained by the Defense National Stockpile Center, which was finally depleted in the 2000s.