Assertion: sodium carbonate | /r/HasProperty | extracted
Facets:
value: from the ashes of plants
type: LOCATION
value: historically
type: TEMPORAL
value: from purified
type: OTHER
value: from this mixture
type: OTHER
Source sentences:
text: The sodium carbonate is extracted from this mixture and purified.
text: Historically it was extracted from the ashes of plants growing in sodium-rich soils, such as vegetation from the Middle East, kelp from Scotland and seaweed from Spain.
text: Historically it was extracted from the ashes of plants growing in sodium-rich soils, such as vegetation from the Middle East, kelp from Scotland and seaweed from Spain.