what is air pis tell me fast
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Air is a mixture of nitrogen, oxygen, carbon dioxide, water vapours and some other gases. It also contains dust particles.
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"Air is the invisible mixture of gases that surrounds the Earth. Air contains important substances, such as oxygen and nitrogen, that most species need to survive. Standard Dry Air is made up of nitrogen, oxygen, argon, carbon dioxide, neon, helium, krypton, hydrogen, and xenon."
"Hope this Helpful."
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