(civil engineering) A semiliquid waste with a solid concentration in excess of 2500 parts per million, obtained from the purification of municipal sewage. Also known as sludge.
sewage sludge
| Sci-Tech Dictionary: sewage sludge |
(′sü·ij ′sləj)
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 | raw sludge (civil engineering) |
| moisture content (mechanics) |
| aerobic-anaerobic interface (civil engineering) |
 | Why is the sludge in an aerobic digestion tank stirred and heated during sewage treatment? Read answer... |
| What is sludge? Read answer... |
| What is sewage? Read answer... |
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 | Sci-Tech Dictionary. McGraw-Hill Dictionary of Scientific and Technical Terms. Copyright © 2003, 1994, 1989, 1984, 1978, 1976, 1974 by McGraw-Hill Companies, Inc. All rights reserved. Read more |
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Mentioned in
- raw sludge (civil engineering)
- moisture content (mechanics)
- aerobic-anaerobic interface (civil engineering)
- Synagro Technologies, Inc. (Private Company)
- sludge
- MPM Technologies, Inc. (Public Company)
- activated-sludge process (civil engineering)
- settleable solids test (civil engineering)
- Taiheiyo Cement Corporation (Public Company)
- Ocean Dumping
- waste
- Methanogenesis (microbiology)
- Archaebacteria (microbiology)
- Fertilizer
