GENERAL GEOLOGY

Detailed explanation-1: -"Biosolids” is a term often used in conjunction with reuse of sewage solids after sewage sludge treatment. Biosolids can be defined as organic wastewater solids that can be reused after stabilization processes such as anaerobic digestion and composting.

Detailed explanation-2: -Sewage sludge is a mud-like residue resulting from wastewater treatment. Sewage sludge contains heavy metals and pathogens such as viruses and bacteria. It also contains valuable organic matter and nutrients such as nitrogen and phosphorus, and can therefore be very useful as a fertilizer or soil improver.

Detailed explanation-3: -: mud, mire. especially : a muddy deposit (as on a riverbed) : ooze. : a muddy or slushy mass, deposit, or sediment: such as. : precipitated solid matter produced by water and sewage treatment processes.

Detailed explanation-4: -In the United States, sewage sludge is also called wastewater solids. After any form of treatment, sludge is often referred to as “biosolids”. In line with this, we can say that sludge treatment turns sludge into biosolids. “Biosolids” are usually either applied on land, incinerated, or landfilled.