History Water Purification Device
Pollutants in Water
Many other chemicals are added to our tap water before we drink it, which at the very least will include fluoride.
Most drinking water comes from three sources.
Ground water - which is heavily saturated with suspended matter and dissolved acids (which give it the brown
colour). To clear this water, aluminium sulphate (alum) is added as a coagulant and then chemical polyelectrolytes are
added to further settle the coagulated wastes. This water is then passed through sand filters to remove the settled
particles. Some of the chemicals remain in the water.
Surface dam water - to which
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Pollutants in Water
Many other chemicals are added to our tap water before we drink it.
Deep artesian water - which is added to the dam water.
Surface dam water - to which is added chlorine and fluorine.
Ground water - which is heavily saturated with suspended matter and dissolved acids (which give it the brown
colour).
This water is then added to the scheme water. So we have the situation where our water is heavily saturated with
inappropriate mineral salts and a large amount of added chemicals.
What Water is Best?
The first of five main sources is Tap water, and we have seen
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