Short note on oxygen?

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Pure oxygen is used in hospitals for patients with the disease of heart and lungs. It is also essential for breathing and burning. It is carried in cylinders by sea divers,astronauts and mountain rangers. They are used in industries to manufacture acids like sulphuric acid and nitric acid.so these are some uses of oxygen....

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OXYGEN. Essential for breathing, source:Trees (morning). It supports combustion. Life without oxygen is not possibe. In water even oxygen is present in the form of H2O

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Oxygen if essential for breathing.oxygen is essential for the process of burning

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Oxygen is a gas present in the environment breathe by human beings and released by plants

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According to the earth’s history, oxygen gas was first introduced by cyanobacteria through the process of photosynthesis. Earlier, around 4.6 billion years ago, there was no life on planet earth because the atmosphere was devoid of oxygen. Later, there was a gradual increase in the oxygen levels and by the Carboniferous Period- 299 million years ago, oxygen reached the levels that were similar to today’s estimates.

Today, oxygen is freely available in the air and also dissolved in water. It is the second most abundant gas present in the atmosphere and also the most common element of the human body. It plays an essential role in most life forms on earth and also serves as an essential element in biomolecules like proteins and nucleic acids.

Read on to explore more about oxygen, its uses, production and how it is recycled in a cyclic pattern.

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