Nikon Water Purifier
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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Today's Featured Article:
We are about 70% WATER, 25% PROTEIN and 5% MINERALS. You can regard the body as being water,
thickened with protein, which prevents us from "running away". This gelatinous mass is then hung on a skeleton made up
of minerals. Not a very flattering analogy, but it does put things in perspective. A few of the more important
functions water performs follow: -- Most reactions in our bodies (of which there are millions every second)
will not take place unless the reactants are dissolved.
-- Most of the molecules in our body are suspended in water and are thus
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