Eauplain the differences between
puse
air & polluted ais ?
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ᴛʜᴇ ᴅɪғғᴇʀᴇɴᴄᴇ ʙᴇᴛᴡᴇᴇɴ ᴘᴜʀᴇ ᴀɪʀ ᴀɴᴅ ᴘᴏʟʟᴜᴛᴇᴅ ᴀɪʀ ɪs ᴀs ғᴏʟʟᴏᴡs-:1)ᴘᴜʀᴇ ᴀɪʀ-:ᴘᴜʀᴇ ᴀɪʀ ʜᴀs 78% ɴɪᴛʀᴏɢᴇɴ,21% ᴄᴀʀʙᴏɴ ᴅɪᴏxɪᴅᴇ ᴀɴᴅ sᴍᴀʟʟ ᴀᴍᴏᴜɴᴛs ᴏғ ᴏᴛʜᴇʀ ɢᴀsᴇs sᴜᴄʜ ᴀs ᴀʀɢᴏɴ,ᴄᴀʀʙᴏɴ ᴅɪᴏxɪᴅᴇ,ᴏᴢᴏɴᴇ ᴇᴛᴄ.ɪᴛ ɪs ɢᴇʀᴍ ғʀᴇᴇ ᴀɴᴅ ᴄʟᴇᴀɴ.
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