Assertion: technetium | /r/HasProperty | confined
Facets:
Source sentences:
text: This corrosion protection is limited to closed systems, since technetium is radioactive and must be confined.
text: 250oC. This corrosion protection is limited to closed systems, since technetium is radioative and must be confined.
text: This corrosion protection is limited to closed systems, since technetium is radioactive and must be confined.
text: This corrosion protection is limited to closed systems, since technetium is radioative and must be confined.