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1
How to Think
How to work through any problem: observe before you conclude, tell symptoms from causes, check the facts, rule causes out, change one thing at a time, put first things first, and check your fix worked.
Module 1
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2
Safety and Biosecurity
How to protect yourself, and how to stop disease getting into a system or moving between systems. Every IF has a THEN.
Module 2
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5
Salt Water, Salinity and Temperature
What salinity is, what changes it, how new salt water is made and matched, and why temperature matters.
Module 5
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6
Saltwater Chemistry
What pH, CO2, alkalinity, calcium, magnesium, ammonia, nitrite, nitrate and phosphate are, how they connect, why stable beats perfect, and how to read the numbers on the form.
Module 6
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13
Tank and Sump Systems
How every system works, and what happens when something changes.
Coming soon