Why does water when you leave it sitting around awhile in a bottle or glass get bubbles that stick to the sides and taste just a little different?

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Why does water when you leave it sitting around awhile in a bottle or glass get bubbles that stick to the sides and taste just a little different?

In: Chemistry

[https://www.reddit.com/r/explainlikeimfive/comments/alx20u/eli5_why_does_tap_water_taste_different_stale_if/](https://www.reddit.com/r/explainlikeimfive/comments/alx20u/eli5_why_does_tap_water_taste_different_stale_if/)

The bubbles are from dissolved gases falling out of solution. Probably nitrogen and CO2. The change in taste is a result of these gases, as well as whatever minerals were added, falling out of solution.