How “double-acting” baking powder acts twice (video)

WASHINGTON, Sept. 6, 2018 — Baking powder is used to raise baked goods like cakes and cookies. It’s often sold under the label “double-acting,” but what does that mean? In this video, Reactions explains the chemistry of how baking powder can act twice to make bubbles in your baked goods: https://youtu.be/f16wezzHPzg.

Reactions is a video series produced by the American Chemical Society and PBS Digital Studios. Subscribe to Reactions at http://bit.ly/ACSReactions and follow us on Twitter @ACSReactions.

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