The Science in the Bible

Entry 39 · Section 4: Grow

Fermentation

Harvested grapes become wine as yeast works in the crushed, sugar-rich juice.

Scripture: Gen 9:20–21

Fermentation Science

Illustrative reconstruction of grapes, juice collection, covered storage jars, active fermentation, and rising dough. The passage does not specify vessel design, yeast culture, duration, or production method.
Illustrative reconstruction of grapes, juice collection, covered storage jars, active fermentation, and rising dough. The passage does not specify vessel design, yeast culture, duration, or production method.

The question

How much ethanol can the modeled batch of grape must produce from its available sugar?

Why it matters

Fermentation converts sugar into alcohol, carbon dioxide, heat, and other products rather than sending all sugar mass into ethanol.

Suggest a correction or new direction
About this preview: This page introduces the scene and question. It intentionally omits the entry's complete calculation, tables, sensitivity cases, and conclusion.