scientific definition of sewage
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Sewage Sewage is a type of wastewater that is produced from a community of people. It is characterized by volume or rate of flow, physical condition, chemical and toxic constituents, and its bacteriologic status. It consists mostly of greywater, blackwater; soaps and detergents; and toilet paper. Sewage usually travels from a building's plumbing either into a sewer, which will carry it elsewhere, or into an onsite sewage facility. Whether it is combined with surface runoff in the sewer depends on the s
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Frequently Asked Questions E. coli is a type of fecal coliform bacteria commonly found in the intestines of animals and humans. E. coli is short for Escherichia coli. The presence of E. coli in water is a strong indication of recent sewage or animal waste contamination. Sewage may contain many types of disease-causing organisms.
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- Effects of sewage in freshwater ecosystems. Dumping sewage into water bodies, such as rivers or lakes, creates a human health hazard but can also negatively disrupt the river and lake ecosystems. The sewage contaminates the water, spreads disease, and leads to environmental degradation (WQM 2004).f certain bacteria are present, it can create human health issues — illness and death in the short term, or long-term effects on reproduction and other bodily processes. In the case of Canmore, the sewage was highly diluted with groundwater.
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Definitions &Translations Effluent in the artificial sense is in general considered to be water pollution, such as the outflow from a sewage treatment facility or the wastewater discharge from industrial facilities. An effluent sump pump, for instance, pumps waste from toilets installed below a main sewage line. In the context of waste water treatment plants, effluent that has been treated is sometimes called secondary effluent, or treated effluent.
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- Treatment means removing impurities from water being treated; and some methods of treatment are applicable to both water and wastewater. The physical infrastructure used for wastewater treatment is called a wastewater treatment plant (WWTP).
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- 1. wastewater-water mixed with waste matter. effluent, sewer water. waste, waste material, waste matter, waste product-any materials unused and rejected as worthless or unwanted; they collect the waste once a week; much of the waste material is carried off in the sewers.
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- Sewer is a pipe or conduit carrying sewage. Sewers are usually not flow full (Gravity Flow). The full. flowing sewers are called force main as the flow is under pressure. Sewerage. It is the science and art of collecting, treating and disposal of sewage. There are three types of sewerage. system.
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Sewage treatment Sewage treatment may also be referred to as wastewater treatment, although the latter is a broader term which can also be applied to purely industrial wastewater.ewage treatment may also be referred to as wastewater treatment, although the latter is a broader term which can also be applied to purely industrial wastewater.
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- OXYGEN-DEMANDING WASTE. Any organic material that will stimulate the metabolism of bacteria with a corresponding use of Dissolved Oxygen (DO) when discharged into a natural waterway.Frequently used as a euphemism for domestic sewage. Also see Oxygen Demand.nvironmental Engineering Dictionary. Any organic material that will stimulate the metabolism of bacteria with a corresponding use of Dissolved Oxygen (DO) when discharged into a natural waterway.
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- excretion in Biology topic. From Longman Dictionary of Contemporary Englishexcretionex‧cre‧tion /ɪkˈskriːʃən/ noun 1 [uncountable]HBH the process of getting rid of waste material from your body2 [countable, uncountable]HBHHBA the waste material that people or animals get rid of from their bodies. Examples from the Corpus.
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- The role of bacteria in the sewage treatment process. One area of sewage treatment that is not well understood is the bacterial decomposition process. Bacteria may be aerobic, anaerobic or facultative. Aerobic bacteria require oxygen for life support whereas anaerobes can sustain life without oxygen. Facultative bacteria have the capability of living either in the presence or in the absent of oxygen. In the typical sewage treatment plant, oxygen is added to improve the functioning of aerobic bacteria and to assist them in maintaining superiority over the anaerobes.
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Top Ten Longest Caves in The World Mammoth cave system is the largest or longest natural cave system in the world as well as in North America or USA. Situated in Kentucky, USA, this longest cave having 567 km of length.It is centered around the Green River, with a tributary and with 145 miles of passageways.lso it is regarded as the biggest or largest cave in Europe or EU. Jewel Cave it is the third longest cave in the world, with 108 miles of mapped passageways. It is located in South Dakota’s Black Hills (USA). Jewel cave is open year round.
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Sewage sludge Biosolids is a term often used in conjunction with reuse of sewage sludge 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.
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- TheTankMSD Economy Type II Marine Sanitation Device is a biological aerobic (bacteria and air) marine sewage treatment system. Liquid and solid wastes are removed from the water by bacteria naturally contained in sewage. TheTankMSD consists of three treatment stages; aeration, clarification, and disinfection.
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- effluent, sewer water. 1  waste, waste material, waste matter, waste product - any materials unused and rejected as worthless or unwanted; they collect the waste once a week; much of the waste material is carried off in the sewers. 2  sewage, sewerage - waste matter carried away in sewers or drains.
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Effluent Effluent is an outflowing of water or gas from a natural body of water, or from a manmade structure.
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- ThesaurusAntonymsRelated WordsSynonymsLegend: Switch to new thesaurus. sewer main. main - a principal pipe in a system that distributes water or gas or electricity or that collects sewage. sewage system, sewage works, sewer system - facility consisting of a system of sewers for carrying off liquid and solid sewage.
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Wastewater Wastewater is water containing wastes from residential, commercial, and industrial processes. Municipal wastewater contains sewage, gray water (e.g., water from sinks and showers), and sometimes industrial wastewater. Large industries, such as refineries, also generate wastewater.
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- A description of the sewage treatment process. Bacteria is added to the sewage, and oxygen is forced through the mixture. The bacteria consume all the food and nutrients in the sewage.The mixture is then left in still tanks where the bacteria settle to form sludge.The remaining water is almost pure and can be returned to a river.acteria is added to the sewage, and oxygen is forced through the mixture. The bacteria consume all the food and nutrients in the sewage. The mixture is then left in still tanks where the bacteria settle to form sludge. The remaining water is almost pure and can be returned to a river.
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- Excretion is defined as the process of expelling waste matter, or the waste matter expelled by this process. 1  When a person goes to the bathroom to urinate, this is an example of excretion. 2  Urine is an example ofexcretion.
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pollution Definition of pollution for English Language Learners. : 1  the action or process of making land, water, air, etc., dirty and not safe or suitable to use. : 2  substances that make land, water, air, etc., dirty and not safe or suitable to use.
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- Sewage sludge is a hazardous waste, which must be managed adequately. Mesophilic anaerobic digestion is a widely employed treatment for sewage sludge involving several disadvantages such as low methane yield, poor biodegradability, and nutrient imbalance.
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- Wastewater treatment depending on oxygen for bacterial breakdown of waste. Anaerobic. Wastewater treatment in which bacteria breakdown waste without using oxygen. Bioengineering. A low-tech construction method using living plants as a functioning, self-sustaining part of the system. Examples. include control of erosion of stream banks, water quality treatment, and flood control and habitat restoration.
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waste (redirected from Medical waste) Also found in: Dictionary, Thesaurus, Medical, Financial, Encyclopedia, Wikipedia. Harmful or destructive use of real property by one in rightful possession of the property. Waste is an unreasonable or improper use of land by an individual in rightful possession of the land. A party with an interest in a parcel of land may file a civil action based on waste committed by an individual who also has an interest in the land.
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Sewage treatment Sewage treatment generally involves three stages, called primary, secondary and tertiary treatment. 1  Primary treatment consists of temporarily holding the sewage in a quiescent basin where heavy solids can settle to the bottom while oil, grease and lighter solids float to the surface.
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- Excretion is defined as the process of expelling waste matter, or the waste matter expelled by this process. When a person goes to the bathroom to urinate, this is an example of excretion. Urine is an example ofexcretion.