Allow the baking soda slide into your bottle. Raise the limp balloon over the top on the bottle and pull upward slightly, so which the baking soda can fall straight down in to the bottle. Be sure not to drag the mouth on the balloon off on the bottle.[fourteen] X http://sexy-mommy-anime05937.webbuzzfeed.com/15069797/considerations-to-know-about-balloon-air-machine