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Step-by-Step Tutorial
PRACTICAL WALKTHROUGH · PARAMETERS · COMMON MISTAKES
Device used to measure density of liquids
Origin: Ancient Greeks (5th century BCE) — Mediterranean
See full technique reference →A hydrometer or lactometer is an instrument used for measuring density or relative density of liquids based on the concept of buoyancy. They are typically calibrated and graduated with one or more scales such as specific gravity.
Beer brewing (Germany): Determines alcohol content and fermentation progress
Sake production (Japan): Measures rice starch conversion progress
Maple syrup grading (Canada): Determines sugar concentration for quality classification
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