The Water Course
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TWC Prologue
TWC 0.0 – What's in The Prologue?
TWC 0.01 – How Does Water Hold Itself Together?
TWC 0.02 – How Does Water Dissolve Mineral Salts?
TWC 0.03 – Harvesting Water
TWC 0.04 – Recap
5 lessons
Dissolved Solids
TWC 1.0 – What's in Chapter One?
TWC 1.01 – Potential of Hydrogen (pH)
TWC 1.02 – Hardness
TWC 1.03 – Alkalinity
TWC 1.04 – Permanent Hardness
TWC 1.05 – Total Dissolved Solids (TDS)
TWC 1.06 – Water Science FAQs
TWC 1.07 – Recap and Glossary
TWC 1.08 – Comprehension Test – Chapter 1
9 lessons, 1 quiz
Impurities
TWC 2.0 – What's in Chapter Two?
TWC 2.01 – Undissolved Solids
TWC 2.02 – Disinfection
TWC 2.03 – Chemical Contaminants
TWC 2.04 – Recap and Glossary
TWC 2.05 – Comprehension Test – Chapter 2
6 lessons, 1 quiz
Make Predictions — Protect Your Equipment
TWC 3.0 – What's in Chapter Three?
TWC 3.01 – The Langelier Saturation Index
TWC 3.01.1 – An App to Calculate Your Water's LSI
Preview
TWC 3.02 – The Water Control Chart
TWC 3.03 – Monitoring
TWC 3.04 – Recap and Glossary
TWC 3.05 – Comprehension Test – Chapter 3
7 lessons, 1 quiz
Taking Action – Using Filters and Water Softeners
TWC 4.0 – What's in Chapter Four?
TWC 4.01 – Prefiltration
TWC 4.02 – Filtration – Reverse Osmosis
TWC 4.03 – Osmosis vs Reverse Osmosis
TWC 4.04 – Ion Exchange Resins
TWC 4.05 – Remineralisation
TWC 4.06 – Basic Brew Water Recipes
TWC 4.07 – Advanced Remineralisation
TWC 4.08 – Recap and Glossary
TWC 4.09 – Comprehension Test – Chapter 4
10 lessons, 1 quiz
Choose a System
TWC 5.0 – What's in Chapter 5?
TWC 5.01 – Pros and Cons
TWC 5.02 – Taste and Flavour
TWC 5.03 – Innovation and Research
TWC 5.04 – Magnesium Cupping
TWC 5.05 – Recap and Glossary
TWC 5.06 – Comprehension Test – Chapter 5
TWC Final Assessment
8 lessons, 2 quizzes
Make Predictions — Protect Your Equipment
TWC 3.0 – What’s in Chapter Three?
What’s in Chapter Three?
We introduce two fundamental tools you need to monitor your water’s effect on machine safety and on coffee flavour: the Langelier Saturation Index (LSI) and the Water Control Chart.