Assertion: plutonium's isotope | /r/HasProperty | usable
Facets:
value: for nuclear explosives
type: PURPOSE
Source sentences:
text: Neptunium-237 and some isotopes of americium may be usable for nuclear explosives as well, but it is not clear that this has ever been implemented, and their plausible use in nuclear weapons is a matter of dispute.
text: Neptunium-237 and some isotopes of americium might be usable, but it is not clear that this has ever been implemented.