Assertion: sodium sulfate | /r/HasProperty | proposed for heat storage
Facets:
value: in 1953
type: TEMPORAL
value: in passive solar heating systems
type: LOCATION
Source sentences:
text: In 1953, sodium sulfate was proposed for heat storage in passive solar heating systems.
text: In 1953, sodium sulfate was proposed for heat storage in passive solar heating systems.
text: In 1953, sodium sulfate was proposed for heat storage in passive solar heating systems.
text: In 1953, sodium sulfate was proposed for heat storage in passive solar heating systems.