Assertion: white phosphorus | /r/ObjectUse | used as deoxidizing agent
Facets:
Source sentences:
text: White phosphorus is used as a deoxidizing agent in the preparation of steel and phosphor bronze.
text: White phosphorus is used as a deoxidizing agent in the preparation of steel and phosphor bronze.
text: White phosphorus is used as a deoxidizing agent in the preparation of steel and phosphor bronze.