Assertion: technetium's isotope | /r/HasProperty | weak beta emitter
Facets:
Source sentences:
text: The most common isotope, technetium-99, is a weak beta emitter; such radiation is stopped by the walls of laboratory glassware.
text: The most common isotope, technetium-99, is a weak beta emitter; such radiation is stopped by the walls of laboratory glassware.