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Standard water treatment eliminates 'enveloped' viruses（图）
Standard water treatment eliminates enveloped viruses
2021/3/5
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...
THE OCCURRENCE OF TOXOPLASMA GONDII INFECTION IN PEOPLE AND ANIMALS FROM RURAL ENVIRONMENT OF LUBLIN REGION – ESTIMATE OF POTENTIAL ROLE OF WATER AS A SOURCE OF INFECTION
Toxoplasma gondii epidemiology serological examinations
2010/12/22
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...
A STUDY OF ANAEROBIC FILTER FOR DOMESTIC AND SLAUGHTER HOUSE WASTE WATER TREATMENT
Domestic wastewater Slaughter house wastewater treatment
2010/1/4
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...
TRIHALOMETHANES IN THE DRINKING WATER OF TEHRAN
Disinfection By-Products Halogenated Organics
2010/1/4
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...
A SURVEY ON ATTITUDES AND KNOWLEDGE OF JALIL-ABAD RURAL COMMUNITY IN RELATION TO DRINKG WATER
ATTITUDES KNOWLEDGE JALIL-ABAD RURAL COMMUNITY RELATION DRINKG WATER
2009/12/31
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...
THE OCCURANCE OF ALUMINIUM IN MUNICIPAL TREATED WATER SUPPLY OF SOUTH EAST AREA OF IRAN
Aluminum Alum coagulant
2009/12/31
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 ROLE OF HARDNESS OF POTABLE WATER IN THE FORMATION OF URINARY CALCULI IN UROMIEH, Iran
Water hardness rinary calculi Potable water
2009/12/31
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...
WATER QUALITY CHARACTERISTICS OF Teharn SUBTERRANEAN CANALS
Water quality Subterranean canals SUBTERRANEAN CANALS
2009/12/30
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 ...
CHEMICAL QUALITY CHARACTERISTICS OF TEHRAN GROUND WATER
Ground wate Chemical quality characteristics
2009/12/30
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...
A SURVEY OF WATER QUALITY IN THE ZAYANDEH ROOD RIVER
Minimum dissolve oxygen saturation ROOD RIVER
2009/12/30
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...
A SURVEY OF SOIL FOR DETERMINATION OF CORROSION FACTORS ON WATER PIPE WITHIN TEHRAN AREA
Corrosion of water pipes Resistivity
2009/12/29
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...
FUNDAMENTAL PROBLEMS OF WATER TREATMENT PLANTS IN IRAN
FUNDAMENTAL PROBLEMS WATER TREATMENT PLANTS IRAN
2009/12/29
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...
FUNDAMENTAL PROBLEMS OF WATER TREATMENT PLANTS IN IRAN
FUNDAMENTAL PROBLEMS WATER TREATMENT PLANTS IRAN
2009/12/29
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...
Study of Natural Organic Matter Characteristics and Fractions in Surface Water Resources of Tehran
Natural Organic Matter (NOMs) fractionation hydrophobic hydrophilic water sources
2009/12/14
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...
Survey of Bacteriological Quality of the Drinking Water in Rural Areas of Saqqez City
Drinking Water of Rural Areas E.coli coliform bacteria residual chlorine turbidity
2009/11/25
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...