Assertion: thorium | /r/HasProperty | useful
Facets:
value: very
type: DEGREE
value: in a nuclear power plant
type: LOCATION
Source sentences:
text: Uranium can undergo fission relatively easily, but for thorium to undergo fission – and be useful in a nuclear power plant – it must first be converted into a usable form.
text: This economic and environmental problem can be solved both in the short term and the long term because thorium is a very useful element.