What is sewage effect?
Health Effects Life-threatening human pathogens carried by sewage include cholera, typhoid and dysentery. Other diseases resulting from sewage contamination of water include schistosomiasis, hepatitis A, intestinal nematode infections, and numerous others.
What is sewage and wastewater pollution?
Sewage, also called wastewater, is the contaminated water from homes, schools, and businesses. It comes from toilets, showers, clothes washers, dishwashers, etc.
What affects sewage?
Sewage and wastewater contain bacteria, fungi, parasites, and viruses that can cause intestinal, lung, and other infections. Bacteria may cause diarrhea, fever, cramps, and sometimes vomiting, headache, weakness, or loss of appetite. Some bacteria and diseases carried by sewage and wastewater are E.
What is difference between sewage and sewerage Class 7?
Sewage is the waste matter carried off by sewer drains and pipes. Sewerage refers to the physical facilities (e.g., pipes, lift stations, and treatment and disposal facilities) through which sewage flows.
How does sewage affect water pollution?
Sewage discharges also pollute waterways with excess nutrients that wreak havoc on coastal ecosystems by fueling harmful algal blooms that put human health at risk, cause fish kills and smother coral reefs.
What is difference between sewage and sludge?
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.
What is difference between sewage and refuse?
Meaning of Sewage and Refuse Refuse refers to all solid wastes such as pieces of paper leaves, garbage, ashes and dead animals while sewage refers to liquid wastes such as urine, kitchen wastes or water from laundry.
What are the two types of sewage system?
Modern sewerage systems fall under two categories: domestic and industrial sewers and storm sewers. Sometimes a combined system provides only one network of pipes, mains, and outfall sewers for all types of sewage and runoff.
Is sewage a pollution?
Sewage pollution gets into our local creeks when it escapes the sewage system due to overflow, spill or crack in sanitary sewer collection system. Sewage pollution carries Pathogenic protozoa such as Giardia and Cryptosporium that are a risk to human health.
What causes sewage?
When there is excessive rain, as the water seeks for a pathway, it seeps into sewers and mixes with the waste water leading to more wastewater in the sewer. If the volume of the sewer is small, chances are that the sewer system will be unable to hold the increasing volume of water thereby causing sewer pollution.
What is the difference between garbage and sewage class 10?
Waste is any substance which is discarded after primary use, or is worthless, defective and of no use. Examples include municipal solid waste (household trash/refuse), hazardous waste, wastewater (such as sewage, which contains bodily wastes (feces and urine) and surface runoff), radioactive waste, and others.
What is COD and BOD in ETP water?
The biochemical oxygen demand (BOD) represents the amount of dissolved oxygen (DO) consumed by biological organisms when they decompose organic matter in water. The chemical oxygen demand (COD) is the amount of oxygen consumed when the water sample is chemically oxidised.