If the germ theory is relatively new, how do they think fermentation was happening (like wine, ale, yogurt etc.) thousands of years ago?

Question

If the germ theory is relatively new, how do they think fermentation was happening (like wine, ale, yogurt etc.) thousands of years ago?

In: 613

Answer 1

For what it’s worth there are so many things in science and nature where we could observe that something happened reliably under certain conditions, enough to use it to our advantage, without knowing exactly why or how it worked.

We’re still kind of in that situation with gravity.