| | | | | | What is a dissolved air flotation system? How does it work and what is the difference between sedimentation and dissolved air flotation? |
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| | | | What is a sludge blanket? How does it work and what is its purpose in wastewater treatment? |
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| | Biological wastewater treatment was developed at the beginning of the 20th century and since then, it has become widely accepted as the treatment method for municipal wastewater... |
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| | Where does FOG come from? How does it interfere with a wastewater collection system and why it is so common in sewersheds? |
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| | Extended aeration is part of an activated sludge process resulting in mixed liquor in which oxygen is used for wastewater treatment. |
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