Water Filters and Water Purification
Water purification is the removal of contaminants from raw water, in order to produce drinking water that is pure enough for human consumption or for industrial use.
Substances that are removed during the process include parasites, bacteria, algae, viruses, fungi, minerals (including toxic metals such as Lead, Copper etc.), and man-made chemical pollutants. Doesn't sound very appetizing, does it?! Many contaminants can be dangerous, but depending on the quality standards, others are removed to improve the water's smell, taste, and appearance.
A small amount of disinfectant is usually intentionally left in the water at the end of the treatment process to reduce the risk of re-contamination in the distribution system.
Today's Featured Article:
Because the source of our drinking water varies, the treatment it receives before coming to our tap also varies. For
these reasons, we can no longer take the safety of our drinking water for granted. Some of the more common natural
sources of pollution include:
microorganisms; underlying rock; nitrates and nitrites. Human Activities causing pollution include: bacteria and
nitrates from human and animal wastes, septic tanks and large farms; household wastes such as cleaning solvents, used
motor oil, paint, paint thinner, and pharmaceuticals. Most of us are familiar with problems caused by E. coli in
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