Assertion: polonium's life | /r/HasProperty | about 3 years
Facets:
Source sentences:
text: (half-life about 3 years) is the only other polonium isotope with a half-life over one year.
text: (half-life about 3 years) is the only other polonium isotope with a half-life over one year.
text: (half-life about 3 years) is the only other polonium isotope with a half-life over one year.
text: (half-life about 3 years) is the only other polonium isotope with a half-life over one year.