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Water quality and purification

User AzDesign
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Answer:

Water purification is the process of removing undesirable chemicals, biological contaminants, suspended solids, and gases from water

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User Dave Welden
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Answer:

Water quality is measured by several factors, such as the concentration of dissolved oxygen, bacteria levels, the amount of salt or the amount of material suspended in the water .

purification is an act or instance of freeing from impurities or of being freed from impurities .

Step-by-step explanation:

User Wormhit
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