Assertion: astatine's heating | /r/HasProperty | radioactive
Facets:
Source sentences:
text: Elemental astatine has never been viewed because a mass large enough to be seen by the naked eye would be immediately vaporized by its radioactive heating.
text: Elemental astatine has never been viewed because any macroscopic sample would be immediately vaporized by its radioactive heating.
text: Elemental astatine has never been viewed because any macroscopic sample would be immediately vaporized by its radioactive heating.