eli5 Why do you only sometimes burp when you are drinking carbonated drinks?

Question

I just happen to notice that I can take two swallows of the same size with different results.
If it’s producing gas like it normally would, whats happening to the gas?

In: Biology

Answer 1

The carbon dioxide is still being released, but it doesn’t necessarily have to be released as a burp. Your stomach can force it down into your intestines to be released as flatulence, or it can slowly leak out of your stomach in an unnoticed waft