Meaning Of The Word Permanent hardness

Real Dictionary

What's the definition of Permanent hardness? Find Permanent hardness meanings, definitions and more at the Real Dictionary online.

Permanent hardness Meaning

Permanent hardness Definition
Permanent hardness Definition

What's The Definition Of Permanent hardness?

permanent hardness in British English
noun: hardness of water that cannot be removed by boiling as it results mainly from the presence of calcium and magnesium chlorides and sulphates

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