نتایج جستجو برای: drinking water

تعداد نتایج: 572230  

Journal: :international journal of epidemiology research 0
zeynab baboli 1environmental health engineering dept., behbahan university of medical sciences, behbahan, i.r. iran abdolkazem neisi department of environmental health engineering, ahvaz jundishapur university of medical sciences, ahvaz, iran zeynab ghaeed rahmat department of environmental health engineering, behbahan faculty of medical sciences, behbahan, iran masoumeh alidosti department of public health, behbahan university of medical sciences, behbahan, iran. ahmad bnadeei nejad department of environmental health engineering, behbahan faculty of medical sciences, behbahan, iran

background and aims: the main cause of many problems in developing countries is related to the provision of safe drinking water. since the health of drinking water is important in the busy centers such as hospitals, clinics and health centers, this study was done to investigate the role of water coolers connected to the municipal system in microbial quality of drinking water in behbahan city. m...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیراز - دانشکده علوم 1392

gol-e-gohar iron ore mine of sirjan in southern part of iran is a large open pit that operates below the groundwater table and during mining operation, dewatering is required to prevent operation processes from flooding. current operation is going on by digging wells in or out of the pit and pumping to prevent flooding. as a result of the former dewatering operation a vast deep cone of depressi...

Journal: :journal of research in health sciences 0
peyman shahbazi forugh vaezi amir hossein mahvi kazem naddaffi ali reza rahmani

background: a laboratory study was conducted to investigate the ability of a special type of strongly basic resin mp500ws for the removal of nitrate from different waters. methods: two different types of point-of-use (pou) devices containing an identical resin were used. mp500ws known as macro porous was used in pou devices for removal of high concentrations of nitrate and sulfate ions from wat...

Journal: :journal of research in health sciences 0
mt samadi ar rahmani m sedehi n sonboli

background: the purpose of study was to evaluate and compare chemical quality of iranian bottled drinking water reported on manufacturer's labeling and standards. methods: this study was a cross-sectional descriptive study and done during july to december 2008. the bottled mineral water collected from shops randomly were analyzed for all parameters address on manufacturer's labeling and the res...

Journal: :تحقیقات نظام سلامت 0
منصوره دهقانی دانشیار، گروه مهندسی بهداشت محیط، دانشکده بهداشت، دانشگاه علوم پزشکی شیراز، شیراز، ایران حسن هاشمی دانشجوی دکتری مهندسی بهداشت محیط، کمیته تحقیقات دانشجویی دانشکده بهداشت، دانشگاه علوم پزشکی اصفهان، اصفهان، ایران ملیحه حسین پور صلغی مربی گروه مهندسی بهداشت محیط، دانشکده بهداشت، دانشگاه علوم پزشکی شهرکرد، شهرکرد، ایران عباس خدابخشی استادیار، گروه مهندسی بهداشت محیط، دانشکده بهداشت، دانشگاه علوم پزشکی شهرکرد، شهرکرد ، ایران مرضیه کرمی کارشناس مهندسی بهداشت محیط، کمیته تحقیقات دانشجویی دانشکده بهداشت، دانشگاه علوم پزشکی شیراز، شیراز، ایران نرگس شمس الدینی کارشناس ارشد مهندسی بهداشت محیط، کمیته تحقیقات دانشجویی دانشکده بهداشت، دانشگاه علوم پزشکی شیراز، شیراز، ایران

background: due to the lack of proper rail road and air transportation, most commutes in iran are carried out by buses. in most cases, the water in the busses is used for passengers for drinking usage. although this kind of water source has provided convince for the travelers, it could be a great risk in disease outbreak. the aim of this study is to determine the water quality in commuting buse...

Journal: :geopersia 0
amir saberi nasr faculty of earth science, kharazmi university, tehran, iran mohsen rezaei faculty of earth science, kharazmi university, tehran, iran majid dashti barmaki faculty of earth science, kharazmi university, tehran, iran

fuzzy water quality index (fwqi) was applied in order to assess the degree of drinking water resources in yazd province, iran. thisstudy has also offered the creation of a new fuzzy water quality index (fwqi) to evaluate this tool’s applicability. 12 chemicalparameters including toxic and non-toxic heavy metals measured in 71 groundwater samples collected from drinking water resourcesin rural a...

Journal: :New South Wales public health bulletin 2008
Paul M Byleveld Michelle A Cretikos Sandy D Leask David N Durrheim

In regional and rural areas of NSW, drinking water is provided by 107 local water utilities serving a total population of some 1.7 million and operating 323 water supply systems. NSW Health exercises public health oversight of these regional water utilities through the NSW Health Drinking Water Monitoring Program, which provides guidance to water utilities on implementing elements of the Austra...

Journal: :Water research 2010
Merijn Schriks Minne B Heringa Margaretha M E van der Kooi Pim de Voogt Annemarie P van Wezel

The detection of many new compounds in surface water, groundwater and drinking water raises considerable public concern, especially when human health based guideline values are not available it is questioned if detected concentrations affect human health. In an attempt to address this question, we derived provisional drinking water guideline values for a selection of 50 emerging contaminants re...

Journal: :Environmental science. Processes & impacts 2017
Q Lu P G Whitehead G Bussi M N Futter L Nizzetto

The application of metaldehyde to agricultural catchment areas to control slugs and snails has caused severe problems for drinking water supply in recent years. In the River Thames catchment, metaldehyde has been detected at levels well above the EU and UK drinking water standards of 0.1 μg l-1 at many sites across the catchment between 2008 and 2015. Metaldehyde is applied in autumn and winter...

2008
Karen Levy Kara L. Nelson Alan Hubbard Joseph N.S. Eisenberg

BACKGROUND To design the most appropriate interventions to improve water quality and supply, information is needed to assess water contamination in a variety of community settings, including those that rely primarily on unimproved surface sources of drinking water. OBJECTIVES We explored the role of initial source water conditions as well as household factors in determining household water qu...

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