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why do mountaineers carry oxygen cylinders with them ?
Asked by Pratik(parent) , on 7/10/12

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As height increases the atmospheric pressure decreases. Therefore when we move up the oxygen available for breathing becomes less and so the mountaineers need to carry oxygen cylinder to ensure sufficient oxygen supply.

Posted by Sneha Manaswitaon 9/10/12

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this is because the pressure of air is higher on mountains than that on ground

Posted by Aadya Gupta(student)on 7/10/12

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