Assertion: krypton | /r/HasProperty | produced
Facets:
value: from cryogenic distillation of liquefied air
type: OTHER
value: currently
type: TEMPORAL
value: during the uranium fission reaction
type: TEMPORAL
Source sentences:
text: Krypton is also produced during the uranium fission reaction .
text: Currently, krypton and xenon are produced from cryogenic distillation of liquefied air using different methods depending upon the quantities of Kr and Xe.