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Self Inflating Balloon, How Do I Do This?

This project involves a balloon you add yeast and something else. Tie the balloon up and watch it inflate. I need all the steps.

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    All you need is a cannister containing compressed gas, and something to attached to the balloon's mouth like a small tube. Make it airtight, seal all openings and set a mechanism to release air into the balloon. Voila! You have a self-inflating balloon.
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    Fh_shafqat 

    answered 2 years ago

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