Assertion: baking powder's soda | /r/ObjectUse | used for leavening
Facets:
Source sentences:
text: Culinarily speaking, baking soda is used for leavening.
text: If baking soda and buttermilk are used for leavening, add 1-1/8 teaspoon of cream of tartar for each ½ teaspoon of baking soda to neutralize acid.