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In: Health & Fitness
6 Jun 2009Many people are concerned about the healthfulness our drinking water. If this is something that concerns you, it may be a good idea to consider water filtration.
How does a water filter work and what does it do? Here’s some of the basics about the water filtration process. Things that you should be aware of before you buy a water filter.
The first thing that you need to think about is why you need a water filter. There’s a huge range of different nasties that you can find in our drinking water and different filters filter different things.
The different types of contaminants found in our water can have different effects. Some make water taste terrible, for example, and can even dry out your skin. And there are also chemicals in water that are known to cause cancer. So you really do need a good water filter at home.
Its important to know that there are two different methods of water filtration. Physical filtration is the first method. It works by straining the water, using a tiny piece of textile membrane or gauze.
And then there is chemical filtration that removes various contaminants by chemical methods.
Activated carbon filters are known to be one of the most effective types of water filtration. They are also known to be one of the most popular types of water filters to have in the house.
But how does an activated carbon filter, or AC filter, work? They use charcoal or another carbon substance to absorb water impurities.
And there are other water filtration systems too. You can get ion exchange filters and reverse osmosis filters and even water distillers. And all of these can be effective at removing different types of contaminants.
The type of impurities that are found in the water that you have in your home dictate the type of water filter that you need.
AC water filters can remove a wide range of impurities found in water like chlorine and pesticides but there are also some contaminants that they cannot absorb. For example an AC filter will not remove flouride, sodium and nitrates. But they deal with the vast range of different impurities that are found in our drinking water and for this reason they are by far the most popular of water filters.
It is now possible to buy 2 stage water filters to overcome this problem with AC filters. Whilst an AC filter is very good on it’s own a 2 stage filter will have a second stage of filtration that removes those contaminants that do not get removed by the carbon. These are now by far the best water filters that you can get.
There’s quite some science behind how water filters work and any more than this will blind you with science unnecessarily. Suffice to say that no water filter removes every single contaminant, but that if you want the best water filter then consider a 2 stage activated carbon water filter. They are the best water filters that modern technology can produce. There is no doubt though that there are nasty chemicals and toxins in our water that you ought to remove before you drink it.
So make sure you’re drinking clean healthy water. Find and use an AC 2 stage water filter.