Difference between revisions of "Template:Ety"
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| − | = | + | water is never pure in a chemical sense. It contains various kinds of impurities such as dust particles, dissolved gases, dissolved minerals, microscopic paints and animals. These are natural impurities and bacteria . These are natural impurities derived from the atmosphere, catchments area and soil.<ref name=undefined /> <ref name="google search" group=encyclopedia>{{cite web|last=sharma|first=renu|title=water pollution|url=www.google.co.in|work=article|publisher=wikipedia|accessdate=09/02/2013}}</ref> |
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Revision as of 04:48, 9 February 2013
water is never pure in a chemical sense. It contains various kinds of impurities such as dust particles, dissolved gases, dissolved minerals, microscopic paints and animals. These are natural impurities and bacteria . These are natural impurities derived from the atmosphere, catchments area and soil.[1] [encyclopedia 1]
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- ↑ Cite error: Invalid
<ref>tag; no text was provided for refs namedundefined
Cite error: <ref> tags exist for a group named "encyclopedia", but no corresponding <references group="encyclopedia"/> tag was found, or a closing </ref> is missing