Membrane Reef

Posted by admin on Tuesday, March 11, 2008 · Leave a Comment

Membrane Reef

A rising concern today is that in the near future there will be fewer areas where freshwater can be extracted. This strikes a fear that in a planet where 70 percent is water, there still may not be enough to drink. A solution quickly gaining ground is reverse osmosis to treat water. But does reverse osmosis make water safe to drink?

To find the answer, you must explore the process and weigh its pros and cons.

Reverse osmosis is an advanced filtration system where pressure is used to move liquids through a semi-permeable membrane in order extract cleaner water. It is exactly the opposite of what usually happens where clean water instead flows through the membrane to mix with the liquid on the other side.

Advantages

Today, it is the most effective way to remove salt from sea water. It can also be found in commercial water treatment facilities. The process is simple enough that smaller and portable systems are in homes and in distraught environments as well.

Aside from the purification of water, reverse osmosis has even been applied in the dialysis of patients with kidney problems. It is also used in the food industry, hydrogen formation, and in the maintenance of reef water aquariums.

Disadvantages

It is important to note that though the membrane used in reverse osmosis filtration can block many imperfections from coming through, it does not claim to completely remove all dangers in the water. This is why reverse osmosis is only a part of the water treatment process.

It has also been found out that reverse osmosis may even remove the minerals that can actually be useful to the body. However, certain harmful chemicals and microbes are still small enough to maintain its mixture to the water even after the process. This becomes an issue in areas that water is already highly contaminated.

Is It efficient?

Then there is the efficiency. It turns out that less than one-third amount of water can actually be extracted using this filtration method; the rest already treated as waste. There is now a question whether exerted energy and pressure to create such an amount of clean water is worth it. Supporters argue, on the other hand, that the amount wasted represents the extent of contamination of your water supply.

Will the Water Be Safe to Drink Then?

As a standalone process, the system will leave much to be desired. However, experts agree that reverse osmosis is an integral process in making water safe to drink. This means you have to combine it with other efforts to ensure that you will have clean water in the future.

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