What is the meaning

What is the meaning of Water ?What Water contains?

Hello,

Water means life - "Looking at water, you might think that it''s the most simple thing around. Pure water is colorless, odorrless, and tastles. But it''s not at all simple and plain and it is vital for all life on Earth. Where there is water there is life..." from "Water Sience for Schools", at "USGS" site, at the following link:
http://ga.water.usgs.gov/edu/mwater.html

Water's Chemical Properties - "...water's chemical description is H2O...that is one atom of Oxygen bound to two atoms of Hydrogen..."
Water's Physical Properties - "Water is unique in that it is the only natural substance that is found in all three states - Liquid, Sold (ice), and Gas (steam)..." from "Water Properties" at "USGS" site:
http://ga.water.usgs.gov/edu/waterproperties.html

"There is no such thing as naturally pure water. In nature all water contains some impurities...Some of these substances are harmless...However, at certain levels minerals just like man-made chemicals, are considered contaminats that can make water unpalatable or even unsafe..." from "Ground water and drinking water" at the "U.S. Environmental Protection Agency" site
http://www.epa.gov/safewater/dwh/contams.html

"Where does water come from?" - "Some 70% of the Earth is covered with water. But nearly all is unavailable for human consumption without being processed first...Only about 1% is soft water from lakes, rivers and underground sources, but even from that tiny amount and increasing part is unsafe for human consumption..." from "Mineralwaters.org". at the following link:
http://www.mineralwaters.org/

Thank you for asking KOL Team

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