Assertion: uranium's life | /r/HasProperty | 80,000 years
Facets:
Source sentences:
text: Well, it turns out that the effective half-life of this radioactivity is 80,000 years.
text: Well, it turns out that the effective half-life of this radioactivity is 80,000 years.
text: Well, it turns out that the effective half-life of this radioactivity is 80,000 years.