Assertion: astatine's life | /r/HasProperty | short
Facets:
value: incredibly
type: DEGREE
value: surely
type: DEGREE
Source sentences:
text: Surely its half life is too short?
text: The chemistry of astatine is practically not known because we have not sufficient quantities of astatine for study and also the half life of astatine isotopes are too short.
text: Calculations have confirmed the accuracy of this simple extrapolation, although experimental verification of this is currently impossible as the half-lives of the known tennessine isotopes are too short.
text: Astatine's half-life is incredibly short, around seven hours, the amounts present in the world are very low.