نتایج جستجو برای: drinking water standards

تعداد نتایج: 675339  

2011
Ayokunle C Dada

With so much global attention and commitment towards making the Water and Sanitation targets of the Millennium Development Goals (MDGs) a reality, available figures seem to speak on the contrary as they reveal a large disparity between the expected and what currently obtains especially in developing countries. As studies have shown that the standard industrialized world model for delivery of sa...

Journal: :The Ceylon medical journal 2012
S Sasikaran K Sritharan S Balakumar V Arasaratnam

INTRODUCTION People rely on the quality of the bottled drinking water, expecting it to be free of microbial contamination and health hazards. OBJECTIVES To evaluate the quality of bottled drinking water sold in Jaffna peninsula by analysing the physical, chemical and microbial contents and comparing with the recommended Sri Lankan Standard (SLS) values. METHODS All bottled water samples sol...

Groundwater resources are important part of the sweet water available to humans. The present study studies and evaluates the quality of water resources of karstic basin of Roein Esfarayen. For this purpose, sampling of water from water sources was carried out and groundwater quality of the area was evaluated in terms of drinking, agriculture and industry using Schoeller, Wilcox and Langelier di...

ژورنال: سلامت و محیط زیست 2016
امین, محمد مهدی, منصوریان, مرجان, گیاهی, مجید,

Background and Objectives: Perchlorate, as an emerging contaminant, has attracted notice of the most individuals and organizations. Presence of perchlorate in the human body can lead to inappropriate regulation of metabolism in adults. Moreover, due to inhibition of iodide uptake in the thyroid gland, it causes neurological and behavioral problems in infants and children. United States Environm...

2010
Hideo Utsumi Yoshiteru Tsuchiya

Water is an essential material for all organisms on earth to sustain life, and a satisfactory water supply must be made available to consumers. It is required that drinking water not be contaminated by microbes or chemical substances harmful to human health. Pathogenic bacteria, viruses and protozoa in drinking water cause waterborne infectious diseases. The pollution source, pathogenicity, and...

2014
Shweta Tyagi Prashant Singh Bhavtosh Sharma Rakesh Singh

The water quality of Pauri District of Uttarakhand, India has been assessed during preand postmonsoon seasons to express the suitability of water for drinking purposes. The values of turbidity and iron exceed the permissible limit prescribed by Indian Standards for drinking purpose. Some sites were also contaminated with large number of total and fecal coliform bacteria. Piper diagrams exhibit ...

2006

Understanding the disinfection capabilities of UV light to inactivate disease-causing microorganisms is important in protecting Soldiers, who are considering using this technology, from acute health threats posed by these microorganisms. Soldiers deployed beyond traditional field drinking water supplies must have access to microbiologically safe water. Using IWPDs is one way to provide microbio...

ژورنال: سلامت و محیط زیست 2013
ابطحی, مهرنوش, اعظم واقفی, کوشیار, اکتابی, سوگل, سعیدی, رضا, علی عسگری, فاطمه, غلام نیا, رضا, محبی, محمدرضا, منتظری, احمد,

Background and objectives: In this research, an innovative drinking water quality index for assessing water resources as “modified drinking water quality index (MDWQI)” was developed and applied for evaluating all of the groundwater resources utilized for community water supply in urban areas of Iran during 2011. Materials and methods: Twenty-three water quality parameters and relevant Iranian ...

2011

Understanding the disinfection capabilities of UV light to inactivate disease-causing microorganisms is important in protecting Soldiers, who are considering using this technology, from acute health threats posed by these microorganisms. Soldiers deployed beyond traditional field drinking water supplies must have access to microbiologically safe water. Using IWPDs is one way to provide microbio...

2006
Steven Clarke William Bettin

Understanding the disinfection capabilities of UV light to inactivate disease-causing microorganisms is important in protecting Soldiers, who are considering using this technology, from acute health threats posed by these microorganisms. Soldiers deployed beyond traditional field drinking water supplies must have access to microbiologically safe water. Using IWPDs is one way to provide microbio...

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