what is the use of nitrogen and oxygen in atmosphere ?
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Nitrogen is used to make ammonia. It is also widely used to provide an inert atmosphere, a process known as 'blanketing', principally to exclude oxygen. For example, nitrogen is used in this way in food packaging, glass making, and semiconductor manufacture.
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Nitrogen is used to make ammonia. It is also widely used to provide an inert atmosphere, a process known as 'blanketing', principally to exclude oxygen.
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