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Elements, 2nd Century BCE

It is the third most abundant element in the Earth's atmosphere, next to hydrogen and helium. Its chemical symbol is O and its atomic number is 8. It is found in many organic compounds like like fats, carbohydrates and proteins and also in inorganic compounds such as bone, teeth and shells.

People say you cannot live without love... But oxygen is more important.

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en/health.txt · Last modified: 2020/10/13 09:14 (external edit)