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Question
State what is potable water. Give its qualities or characteristics which make it fit for human consumption.
Solution
Potable water : “That water which is fit for human consumption and for drinking purposes.”
Characteristics of potable water:
- Water should be free from harmful bacteria, germs, suspended impurities and harmful salts.
- Should be clear, colourless and odourless.
- Should contain small amounts of dissolved gases and minerals for good taste.
- Should have dissolved air and salts of (Na, Ca, Mg) which impart taste to the water and are useful for metabolic functions of the human body.
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