by JaulaDeArdilla
Modern Industrial Water Treatment Plants
Water as we all know is a very precious natural resource. One can stay about a month without food, but it's hard to survive for a week without water. This invaluable liquid constitutes about 60% of our body mass, 70% of our brain, and 80% of our blood. Although it covers one-third portion of our planet, only 3% is fresh water, and out of that only 1% is readily accessible for human use. One can make out from these facts and
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