Sludge Definition & Meaning - Merriam-Webster
2024年10月15日 · The meaning of SLUDGE is mud, mire; especially : a muddy deposit (as on a riverbed) : ooze. How to use sludge in a sentence.
Sludge - Wikipedia
Sludge is a semi-solid slurry that can be produced from a range of industrial processes, from water treatment, wastewater treatment or on-site sanitation systems.
Wastewater treatment - Sludge, Disposal, Treatment | Britannica
2024年10月11日 · The residue that accumulates in sewage treatment plants is called sludge (or biosolids). Sewage sludge is the solid, semisolid, or slurry residual material that is produced as a by-product of wastewater treatment processes. This residue is commonly classified as primary and secondary sludge.
What Is Sewage Sludge and What Can Be Done with It?
2023年12月4日 · Approximately 99% of the wastewater stream that enters a treatment plant is discharged as rejuvenated water. The remainder is a dilute suspension of solids that has been captured by the treatment process. These wastewater treatment solids are commonly referred to as sewage sludge.
Basic Information about Biosolids | US EPA
2023年12月15日 · This basic page provides context for how biosolids and sewage sludge relate to each other, and how regulations provide a framework for use or disposal.
Sludge: Types, Treatment, and Sustainable Management
2023年6月23日 · Sludge is a thick, semi-solid waste that comes from industrial processes. It combines solids and liquids. Here are the main types: General Sludge: Semi-solid waste from industrial operations, containing both solids and liquids. Sewage Sludge: Residual material from sewage treatment, mainly from primary and secondary treatment stages.
What is Sludge, and How is it treated? - Environmental XPRT
2023年3月22日 · Sludge is a by-product of the wastewater treatment process, consisting of organic and inorganic solids suspended in water. Sludge treatment entails various processes and techniques depending on the sludge’s source and existing contamination levels.