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Elasticity of bubblegum is what makes bubbles come from gum after you chew the gum. The gum base helps give the gum its elasticity. The bubblegum base contains higher levels of elastomers or higher molecular weight polymers for this purpose because the base is formulated with the ability to blow bubbles. The gum base of bubblegum is what you chew. When you blow bubbles from the gum base, the blowing of the bubbles is the elasticity of bubblegum.

Walter E. Diemer accidentally invented bubblegum when he was experimenting with new gum recipes. It took about one year