Assertion: potassium | /r/HasProperty | stored under anhydrous mineral oil
Facets:
value: usually
type: TEMPORAL
Source sentences:
text: Because potassium reacts with water vapor in the air, it is usually stored under anhydrous mineral oil or kerosene.
text: Because potassium reacts with water vapor in the air, it is usually stored under anhydrous mineral oil or kerosene.