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Drinking
Water
Millions
of people choose not to drink the water from their taps
because of its taste, appearance or overall quality.
Learn more about your drinking water and the
options available for improving it.
Your Water and You
We
can live for weeks without food but only days without water.
Water plays a huge role in our everyday lives. We bathe in
it, brush our teeth with it, wash our clothes with it and
clean our dishes with it. We swim in water and sprinkle our
lawns with it. We wash our cars, trucks, vans, bikes and boats
with water. We drink it, cook with it, make orange juice with
it and mix baby formula with it. Industries use water in manufacturing
processes. As a matter of fact, there's a little water in
just about everything.
But
more importantly, there's water in you. Between 55 and 65
percent of the human body is made up of water! That means
if you took all of the water out of a 175-pound man, he would
weigh a mere 70 pounds! And the younger you are, the more
water your body contains.
Water:
- regulates
body temperature
- serves as
a solvent for minerals, vitamins, amino acids, glucose
and other small molecules, aiding their assimilation into
the body
- carries
oxygen to all parts of the body
- lubricates
the areas around our joints (especially important for
athletes, people with arthritis and those with chronic
musculoskeletal problems)
- is necessary
for chemical reactions in the body
- acts as
a shock absorber inside the eyes and spinal cord
- removes
the waste products of our metabolic processes
Look
at how much of our bodies is made up of water!
- Our blood
is 83% water.
- Our brain
is 75% water.
- Our muscles
are 76% water.
- Our liver
is 70% water.
- Our kidneys
are 82% water.
- Our skin
is 70% water.
- Our bones
are 22% water.
- Even our
fat is 20% water.
Since
water is such an important part of our lives, many people
are becoming more and more concerned with using only the best
for drinking and food preparation.
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Determining
the Quality of Your Water
There
are a number of problems that can affect the quality of the
water you drink. Surprisingly, some contaminated water can
look clean and clear at a glance. But just because water looks
good, doesn't mean that it is.
The
only way to be certain what's
in your water is to have it tested. Water treatment professionals
can perform on-site tests, direct your water sample to certified
laboratories for more advanced testing and help you decipher
the results. If you are supplied with water by a local water
utility, you can request the results they've recorded from
government mandated tests for a variety of contaminants.
While
bad odors, unusual colors or metallic tastes usually indicate
a drinking water problem, some go undetected. Lead is tasteless,
odorless, and colorless and can find its way into your water
via soldered pipe connections. Lead-based solder was used
in homes built as recently as the late 1980s.
Even
though cities generally use chlorine to disinfect water to
prevent illness and disease, chlorination is not a foolproof
disinfection method. Unexpected outbreaks of certain microorganisms
can still occur. Cryptosporidium, a waterborne parasite, caused
several hundred thousand people to become ill in Milwaukee
in April, 1993. And although it's disinfected, city water
may encounter contaminants once it leaves the treatment plant
and travels through miles of distribution lines before it
reaches your home.
What
you can find in your drinking water
The most common
drinking water quality complaints, because they are easily
identifiable and often leave water aesthetically unappealing,
include:
- Chlorine
Taste/Odor
generally caused by chlorine used to disinfect water supplies.
- Musty,
Earthy, Fishy Tastes/Odors
caused by algae, molds and bacteria that live in water
and can multiply within a home's plumbing system.
- Cloudiness/Turbidity
results from suspended particles or sediment.
- "Rotten
Egg" Smell
comes from hydrogen sulfide in water.
- Color
linked to decaying organic matter (tannins) and metals
such as iron.
Other
problems that cannot be easily identified include:
- Chlorine
Byproducts
created when chlorine reacts with other substances in
water.
- Toxic
Metals
metals such as mercury and lead.
- Volatile
Organic Compounds (VOCs)
include commercial chemicals and pesticides.
- Microorganisms
include cysts, bacteria and viruses that can live in water.
The
above contaminants are not necessarily in your water. The
only way to be certain is to have your water tested.
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Options for Improving Your Water
The
good news is that there are a number of options available
for improving your drinking water.
Carbon
Filters
Activated carbon
can reduce chlorine, VOCs, tastes, odors and, in some cases,
lead. Carbon filters are available in a wide variety of sizes
and styles, from small units that can be attached to the end
of a faucet to in-line systems that must be connected to a
home's plumbing. Filter cartridges must be changed regularly
to ensure optimum contaminant reduction. Some systems eliminate
guesswork by alerting you when a filter change is necessary.
Distillation
Systems
Distillation systems
boil water to reduce contaminants, then condense the steam
that results and collect the water in a storage tank. Since
certain substances don't vaporize, they don't rise with the
steam. These units operate independently from a home's plumbing
and are generally placed at the point of water use. Distillers
can use a lot of energy, may radiate heat and must be cleaned
regularly.
Ultraviolet
Systems (UV)
UV systems destroy
microorganisms by exposing them to intense ultraviolet light.
Since they disinfect water rather than remove contaminants,
UV systems are usually installed with other filters. They
are ineffective in water that's cloudy, however, and constantly
use electricity. Bulbs must be changed regularly for the systems
to function properly.
Reverse
Osmosis (RO) Systems
Systems are recommended
by the Centers for Disease Control as one of the most effective
ways of protecting residential drinking water. They utilize
a semipermeable membrane to reduce contaminants. When water
is forced against the membrane, a portion of it passes through,
while impurities are left behind to be carried away.
Reverse
osmosis is effective against dissolved salts, suspended solids,
dissolved chemicals and a wide variety of other contaminants
that cannot be seen by the naked eye. When choosing an RO
system, look for a unit with a high recovery rate (recovery
rate = amount of water produced divided by amount of water
used). Generally, a rate of 25% is considered efficient. Certain
systems also employ a membrane rinse feature that cleans the
membrane with the clean water produced by the system to prolong
its life and ensure that it continues to produce only the
best quality water.
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The Importance of Choosing
Certified Products
 Be
sure that the system you choose is third-party certified by
NSF International or the Water Quality Association (WQA).
Remember that displaying the WQA logo may only signify that
the company is a member of the Water Quality Association,
not that its products are validated. And just because a product
is NSF certified against some contaminants doesn't mean it
protects you against all of them. Check to see that the system
you choose is specifically certified to reduce the contaminants
from which you wish to protect your family. Also, be wary
of systems that carry only the NSF "component" certification,
which indicates that only a single component of the system
is certified and may not reflect overall system capabilities.
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For
additional information about protecting the water your family
drinks, contact Kinetico for a free
brochure. Browse the categories in Kinetico's FAQ
(Flood of Answered Questions) for answers to commonly asked
questions about water.

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