A simple water filter Filtering method is used to separate insoluble substances from water or liquid. Insoluble substances are larger than the pores of the filter. Filter arranged in order from the bottom to the top of the filter arrangement is gravel, coarse grit, sand, coarse sand, charcoal, charcoal filters, the ratio of the filter that best fit the characteristics of the water filter. it is a colorless, odorless and highly contaminated sediments in very little water.
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