Fermentation, Ferment
Alcohol is a good teacher on the process of fermentation.
Because alcohol is so good and addicting, people will work extra hard to ferment it properly. This makes it a good teacher to learn about fermentation. People are motivated to figure it out!
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Using fermentation, you are indeed making some alcohol. It will be drunk at a party put on by Emperor こういち.
You are fermenting thousands of bottles of alcohol for Emperor こういち's big party.