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Meaning of total hardness | Babel Free

Noun CEFR B2

Definitions

The sum of calcium and magnesium ion concentrations in water, normally expressed in mmol/L

CEFR level

B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
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See also

total internal reflection total loss total object total order total ordering relation total package

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