Assertion: radon | /r/HasProperty | produced for use
Facets:
value: in radiation therapy
type: OTHER
value: commercially
type: MANNER
Source sentences:
text: Radon has been produced commercially for use in radiation therapy, but for the most part has been replaced by radionuclides made in particle accelerators and nuclear reactors.
text: Radon has been produced commercially for use in radiation therapy, but for the most part has been replaced by radionuclides made in accelerators and nuclear reactors.