Assertion: cesium's application | /r/HasProperty | as caesium formate
Facets:
value: since the 1990s
type: TEMPORAL
Source sentences:
text: Since the 1990s, the largest application of the element has been as caesium formate for drilling fluids, but it has a range of applications in the production of electricity, in electronics, and in chemistry.
text: Since the 1990s, the largest application of the element has been as caesium formate for drilling fluids.