Assertion: uranium | /r/ObjectUse | used in small amounts
Facets:
value: primarily
type: DEGREE
value: after the discovery of radioactivity
type: TEMPORAL
Source sentences:
text: Before (and, occasionally, after) the discovery of radioactivity, uranium was primarily used in small amounts for yellow glass and pottery glazes, such as uranium glass and in Fiestaware.
text: However, prior to the discovery of the metal's radioactivity properties, uranium was used in small amounts for yellow glass and pottery glazes, such as uranium glass and in Fiestaware.