855396
Description
Mind Map by kerryelohel, updated more than 1 year ago
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Created by kerryelohel
over 10 years ago
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WATER HARDNESS
- Does not leather easily with soap
- soft water leathers easily with soap
- Hard water wastes soap, causes a scum on water and leaves limescale in kettle and boilers
- Hard water wastes soap, causes a scum on water and leaves limescale in kettle and boilers
- soft water leathers easily with soap
- caused by calcium and magnesium ions present in the water
- hardness in water can be removed by boiling,distilation or using an ion exchanger
- ion exchange - calcium and magnesium ions are swapped for sodium ions, once calcium and magnesium ions are removed, the water has been sofented
- ion exchange - calcium and magnesium ions are swapped for sodium ions, once calcium and magnesium ions are removed, the water has been sofented
- hardness in water can be removed by boiling,distilation or using an ion exchanger
- Hard water tastes nicer then soft water
- it is a good source of calcium
- better for brewing or tanning then soft water
- better for brewing or tanning then soft water
- it is a good source of calcium
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