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In: Health & Fitness
3 Jun 2009There are lots of people worried about our water. And in particular about whether it’s healthy to drink it. If this worried you then you may be interested to find out some more about water filters and water filtration in general.
How do water filters work? Here are some of the things that you should know about the water purification process if you have thought about getting a filter for your home.
There’s a wide range of different chemicals and toxins that can be found in our water and different types of filter will filter out different types of contaminant.
They can make drinking water taste awful and can even cause the skin to dry out. Even worse, many of these chemicals in drinking water are known to cause cancer. Due to all of these reasons, water filtration is a pretty much a must for any home.
There’s different methods of water filtration that can be used. The first of these is the physical removal of solids, or physical filtration. This is really just a fine filtering or straining of water using a membrane that doesn’t allow particles of a certain size or bigger to pass through.
And then there is chemical filtration that removes various contaminants by chemical methods.
One of the most effective filters is an activated carbon filter. These are extremely popular filters and most effective and are found in many houses throughout our country.
How do water filters work when they are carbon activated? These filters are based on charcoal, which absorbs the impurities of the water.
Some of the other different types of water filtration systems out there include reverse osmosis, ion exchange, and distillation. All of these water filter systems are known to be useful for removing certain impurities.
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 filters are very good and are by far the most popular water filters found in homes in our country. But they do have some drawbacks. For example they do not filter out flouride, sodium and nitrates. But they do filter chlorine, a major contaminant.
However the best filters use a combination of AC filtration and another, second, filtration process. These are 2 stage filters, the second stage being intended to remove the contaminants that are not removed by the carbon. 2 stage activated carbon water filters remove as many contaminants as is possible with current technology.
It’s not essential to know the exact details of how water filters work as it gets extremely complicated. What is important is that you understand that there is no one water filtere that removes all contaminants, but that if you want the best filter you need a 2 stage activated carbon water filter. And it is clear that drinking water filters are a great way to keep drinking water clean and safe from hazardous chemicals.
So for great tasting clean healthy home water find a good 2 stage AC filter.