4. What is industrial effluents ?
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Industrial wastewater treatment describes the processes used for treating wastewater that is produced by industries as an undesirable by-product. After treatment, the treated industrial wastewater may be reused or released to a sanitary sewer or to a surface water in the environment.
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ɪɴᴅᴜsᴛʀɪᴀʟ ᴇғғʟᴜᴇɴᴛs ʜᴀᴠᴇ ᴀ ᴄᴏᴍᴘʟᴇx ɴᴀᴛᴜʀᴇ ᴏғ ᴘᴏʟʟᴜᴛᴀɴᴛs ᴀɴᴅ ɪɴᴄʟᴜᴅᴇ ᴏʀɢᴀɴɪᴄ ᴀɴᴅ ɪɴᴏʀɢᴀɴɪᴄ sᴜʙsᴛᴀɴᴄᴇs ʟɪᴋᴇ ᴘʜᴀʀᴍᴀᴄᴇᴜᴛɪᴄᴀʟ ʀᴇsɪᴅᴜᴇs, ᴅʏᴇs, ᴀɴᴅ ᴍᴇᴛᴀʟs, ʀᴇǫᴜɪʀɪɴɢ ᴛʀᴇᴀᴛᴍᴇɴᴛ ʙᴇғᴏʀᴇ ᴅɪsᴄʜᴀʀɢᴇ ɪɴ ᴡᴀsᴛᴇᴡᴀᴛᴇʀ sᴛʀᴇᴀᴍs.
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