Assertion: bismuth's life | /r/HasProperty | long half-
Facets:
value: extremely
type: DEGREE
Source sentences:
text: Owing to its extraordinarily long half-life, for all presently known medical and industrial applications, bismuth can be treated as if it is stable and nonradioactive.
text: However, in 2003, researchers at the Institut d'Astrophysique Spatiale in Orsay, France, found that bismuth does decay into thallium, but it has an extremely long half-life: about 20 billion billion years
text: However, in 2003, researchers at the Institut d’Astrophysique Spatiale in Orsay, France, found that bismuth does decay into thallium, although it has an extremely long half-life at about 20 billion billion years.