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Physical Chemistry

Blazing goIITian

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5 Nov 2010 21:32:35 IST

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write uses of oxygen

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write uses of oxygen

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Sagar Saxena

Blazing goIITian

Joined: 8 Oct 2008

Posts: 8064

20 Jul 2012 19:36:03 IST

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Obviously, oxygen is important for human respiration. Therefore, oxygen therapy is used for people who have trouble breathing due to some medical condition (such as emphysema or pneumonia).

Oxygen gas is poisonous to bacteria that causes gangrene. Therefore, it is used to kill them.

Carbon monoxide poisoning is treated using oxygen gas.

Near pure oxygen is used in space suits so that astronauts can breath. Scuba tanks also contain oxygen, although it usually mixed with regular air.

Oxygen tanks are also found in submarines and airplanes (for emergencies).

Oxygen is used as a step in the production of antifreeze and polyester polymers. The polymers are then used to make plastic and fabrics.

Rockets use liquid oxygen to burn fuel and generate lift.

Most commercially produced oxygen is used to convert iron ore into steel.

Scientists use the ratio of two isotopes of oxygen (oxygen-18 and oxygen-16) in skeletons to work out what the climate was like thousands of years ago.

Pure oxygen is used to ensure the complete combustion of different chemicals.

Oxygen is used to treat water and cut and weld metals.

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