Water (H2O, HOH) is the most abundant molecule on Earth's surface, composing of about 70 percent of the Earth's surface as liquid and solid state in addition to being found in the atmosphere as a v... | more...

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Channels: Others

Tags: water

Upload by: second on 29-03-2008.

Duration: 0m 30s

Dnatube: Sciencific and Medical video site.