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Among the many avenues that viruses, such as the novel coronavirus, can use to infect humans, drinking water may pose only a tiny risk. However, in cases where there is unauthorized wastewater disposa...
A total of 254 humans and 489 domestic animals living on farms in the Lublin province (eastern Poland) were examined for the presence of antibodies against Toxoplasma gondii using, respectively, the E...
To study the feasibility of anaerobic filter in raw sewage and slaughter house wastewater treatment, slaughter house wastewater treatment, a batch flow pilot plant was designed. In phase one, with a d...
Natural sources of water contain some halogenated organic compounds after disinfection by chlorine. Trihalomethanes are one group of the chlorination by products that suspected of being carcinogenic i...
For purposes of planning and programming of environmental health activities at the community level, it is important to gather information regarding people's need, demands, and the basic socio demograp...
In recent years, a potential connection between human intake of aluminum and Alzheimer’s disease has drawn attention to the aluminum concentration in drinking water. It is therefore of interest to inv...
The formation of renal and urinary calculi is not due to a single cause but occurs as a multifactor entity, by which some of them still are unknown. Three theories of Stones formation including nuclea...
To know the water quality characteristics of Tehran subterranean canals, from 20 Feb. 1978 to 23 Sept. 1978, samples were taken from 23 of them by simple random sampling without replacement, and were ...
For better understanding of Tehran ground water, samples were taken randomly from 340 out of 655 deep & semi deep wells in 1993, which dug by Tehran Water Supply and Sewage Engineering Company. 260 Wa...
The quality of the river water is assessed in different months in different stations to evaluate the change in the quality in re1ation with the various point sources along the river. Thirteen paramete...
Corrosion of water and gas pipes is not desirable from the view point of health, economy and nuisances. There are many factors in soil which attack the metal pipes for corrosion. (Steel, Cast, Iron an...
This survey is carried out with the major objective of studying various water treatment plants in Iran. The emphasis was on the plants being fed by surface water resources; also the clarification unit...
This survey is carried out with the major objective of studying various water treatment plants in Iran. The emphasis was on the plants being fed by surface water resources; also the clarification unit...
Background and Objectives: Natural organic matters (NOMs) are abundant in natural water resources and in many ways may affect the unit processes in water treatment. Although NOMs are considered harmle...
Backgrounds and Objectives:Safe drinking water providing is one of the main purposes in the community. Development and improvement of community is related to the public health. In this study !we studi...

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