Assertion: carbonated water | /r/MadeOf | 7.1 milligrams of potassium
Facets:
value: in a 12-ounce serving
type: TEMPORAL
value: because of the added minerals
type: CAUSE
Source sentences:
text: However, because of the added minerals, club soda contains 75 milligrams of sodium and 7.1 milligrams of potassium in a 12-ounce serving.