What Causes the ‘Bubbling’ of a Soda Can?

When you open a soda can, it makes a bubbling sound because the carbon dioxide gas inside tries to escape. Imagine a party, all the guests (gas bubbles) want out at once when the door opens (can is opened), and that’s what makes the bubbling noise.

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Examples

  1. A soda can burps like a happy little bubble party when you open it.
  2. When you pop open a can, you hear tiny gas bubbles escaping in a fizzing noise.
  3. Opening a soda can feels like letting out all the trapped giggles of carbon dioxide.

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