Assertion: baking powder's baking soda | /r/HasProperty | active
Facets:
Source sentences:
text: To test if your baking powder or baking soda is still active, add a teaspoon to about 1 cup of hot water.
text: If it foams vigorously, the baking soda is still active.
text: If the baking soda is still active, it will react with the acid and bubble up.