May 23, 2010
The Miscellaneous Uses of Diatomaceous Earth Filters
It's difficult to believe that the fossilized remains of single-celled plants that lived fifteen thousand years back may be of use to us in today's modern world, but scientists have come up with a way to utilize the diatomaceous earth ( D.E. ) they made by dying in the ocean areas of their world. These remains of microscopic plants are called diatoms, and together they form a white, odorless powder that has become quite helpful to humankind. Not being an inventor, it's hard to imagine how someone figured out a way to make a coating out of this material which, when applied to the pressure side of filter elements creates a filter that traps many different kinds of waste, but somehow this process has come into widespread use.
D.E. Makes a good filtering material, because it is very porous. You will wonder , however , what kind of filtering diatomaceous earth filters are used for, and the answer's water. D.E. Is a superb material for filtering foreign particles out of the water supply. Although it will not disinfect the water and make it suitable for drinking, it still rids affected water sources of such things as lint, hair, dust, protozoa, cysts, and bacteria. As you can see, these filters are very important in the water purification process which obviously needs to start somewhere. Removal of larger particulates must be done before other processes can tackle even finer contaminants and effectively exterminate them.
Diatomaceous earth filters make filtering out the big particles simple since it's made from microscopically-small particles that are hollow within. These hollows permit very small contaminants to be trapped while the water runs on thru. Due to the fact that these filters aren't able to filter out colours and parts that have been dissolved in the water, there are some FDA rules about where and when the filters can be employed. They are at length utilized in water treatment plants and swimming pools , however , and are also terribly helpful for filtering well water under the influence of surface water. Among D.E.'s other advantages are the facts that there are no chemicals needed in its use, and it's also a lot less costly than alternatives that are available.
Filed under Other Science and Technology by astronomy_fan

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