Assertion: polonium | /r/ObjectUse | used as trigger
Facets:
value: for nuclear weapons
type: PURPOSE
value: because of its radioactivity
type: CAUSE
value: in the first atomic bomb
type: TEMPORAL
Source sentences:
text: Polonium is of little use to humans, with the exception of some menacing applications: It was used as a trigger in the first atomic bomb and is also a suspected poison in a couple of high-profile deaths.
text: Because of its radioactivity, polonium has been used as a trigger for nuclear weapons, and as a power source for satellites and other spacecraft.
text: Because of its radioactivity, polonium has been used as a trigger for nuclear weapons, and as a power source for satellites and other spacecraft.
text: Polonium has been used as a trigger for nuclear weapons, and as a power source for satellites and other spacecraft.
text: Polonium was used as a trigger for the Fat Man bomb dropped on Nagasaki in 1945.