The Chemistry of Coffee: From Bean to Cup

~60 min · 15 stations

Start reading — Station 01

Conductor

The Conductor

Welcome to the roasting line. We are tracking the molecular journey from raw green seeds to your steaming cup. Grab your gear and prepare for a deep dive into bean science.

What you will learn

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FOUNDATION

Establishes the core vocabulary and essential context you need before going further.

• Identify chemical components inside green coffee beans

Station 01: The Raw Green Seed▶

• Analyze how water mineral content impacts extraction efficiency

Station 02: Water Chemistry Basics▶

• Examine how altitude affects bean density and sugar content

Station 03: The Biology of Growth▶

CORE CONCEPTS

Unpacks the ideas and principles that the subject is built on.

• Explain browning reactions during the roasting process

Station 04: The Maillard Reaction▶

• Differentiate caramelization from the Maillard reaction

Station 05: Sugar Caramelization▶

• Calculate extraction rates based on particle size

Station 06: Solubility Principles▶

• Evaluate heat transfer methods in drum roasters

Station 07: Thermal Energy Transfer▶

MECHANICS

Examines how things actually work — the processes, rules, and systems in action.

• Describe carbon dioxide release patterns in fresh coffee

Station 08: Gas Evolution Dynamics▶

• Assess the impact of oxygen on flavor degradation

Station 09: Lipid Oxidation Rates▶

• Model water as a universal solvent for aromatics

Station 10: Solvent Extraction Mechanics▶

APPLICATION

Puts knowledge to use through real-world scenarios and practical problems.

• Measure pH levels in different brewing methods

Station 11: Acidity and pH Balance▶

• Explain emulsion properties in espresso brewing

Station 12: Colloid Formation▶

• Track the release of volatile organic compounds

Station 13: Aroma Volatility▶

SYNTHESIS

Connects everything together and explores broader implications and open questions.

• Calculate extraction efficiency using refractometry

Station 14: The Total Extraction Yield▶

• Correlate chemical profiles with human sensory data

Station 15: Sensory Molecular Mapping▶

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General Public / 9th GradeAI Generated · gemini-3.1-flash-lite

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