Assertion: technetium | /r/HasProperty | created
Facets:
value: by bombarding molybdenum
type: MANNER
Source sentences:
text: Technetium was created by bombarding molybdenum atoms with deuterons that had been accelerated by a device called a cyclotron.
text: Technetium was the first artificially produced element and was created by bombarding molybdenum with a stream of neutrons.