Things You'll Need:
- Balloon
- Clean glass bottle with narrow mouth
- Funnel
- 1 tbsp. baking soda
- 4 tbsp. of vinegar
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Step 1
Pour 4 tbsp. of vinegar into a clean bottle.
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Step 2
Use a funnel to fill a small balloon with one tablespoon of baking soda.
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Step 3
Be sure that the bulb of the balloon falls to one side as you carefully slip its mouth over the neck of the bottle.
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Step 4
Lift the bulb of the balloon and let the baking soda fall into the bottle.












