What Are The Two Products Of Sewage Treatment

Wastewater treatment is usually broken down into two sections: primary treatment, which removes grease, dirt, gravel, and floatable waste, and secondary treatment, which removes even more suspended solids and pollutants by using biological processes.Sep 30, 2014,

What are the byproducts of wastewater treatment class 7?

In the primary stage, solids are allowed to settle and removed from wastewater. The secondary stage uses biological processes to further purify wastewater. Sometimes, these stages are combined into one operation.

Which of the following is product of wastewater treatment?

(i) Inorganic impurities – nitrates, phosphates and metals. (ii) Organic impurities – fruit and vegetable wastes, oil, urea, human faeces, animal waste, pesticides and herbicides. 24. The terms sewage, sewers and sewerage are interlinked with each other.

What are the different types of sewage treatment plants?

The correct answer is Both biogas and sludge. Biogas and sludge are the products of wastewater treatment. The biogas forms due to the microbial degradation of the waste and sludge are the end by-product of the wastewater treatment.

What are the 3 stages of sewage treatment?

There are three main stages of the wastewater treatment process, aptly known as primary, secondary and tertiary water treatment.Dec 6, 2018

What is the main treatment for sewage?

In primary treatment, sewage is stored in a basin where solids (sludge) can settle to the bottom and oil and lighter substances can rise to the top. These layers are then removed and then the remaining liquid can be sent to secondary treatment. Sewage sludge is treated in a separate process called sludge digestion.Jan 3, 2021

What are two types of sewage?

Types of sewage Domestic sewage carries used water from houses and apartments; it is also called sanitary sewage. Industrial sewage is used water from manufacturing or chemical processes. Storm sewage, or storm water, is runoff from precipitation that is collected in a system of pipes or open channels.

What does sewage treatment produce?

Treating sewage produces a lot of solid matter called 'sludge'. This has to be treated before we can recycle it to farmland. We use large tanks (known as digesters) where bacteria break the sludge down and release methane gas.

What are the two ways of sewage treatment?

Sewage is disposed of in several ways, mainly two: removal in a waterborne sewer systems (sewerage) or disposed via an on-site sanitation system (pit latrines or septic tanks).

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