what are the components of air?
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The air in the atmosphere consists of nitrogen, oxygen, which is the life-sustaining substance for animals and humans, carbon dioxide, water vapour and small amounts of other elements (argon, neon, etc.). Higher in the atmosphere air also contains ozone, helium and hydrogen.
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Air is composed of gases ( nitrogen, oxygen, carbon dioxide,helium,neon,argon,ozone), water vapour, dust particles, pollen grains, smoke , and other constituents
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