نتایج جستجو برای: drinking waters

تعداد نتایج: 85218  

2010
L. J. Banasiak

Water provision for developing countries is a critical issue as a vast number of lives are lost annually due to lack of access to safe drinking water. The presence and fate of inorganic trace contaminants is of particular concern. Trace inorganic contaminants have been found in elevated concentrations in drinking waters supplied directly from brackish groundwaters in developing countries. Desal...

Journal: :Central European journal of public health 2009
Miroslava J Kristoforović-Ilić Jelena M Bjelanović Miroslav P Ilić Milka M Vidović

Ground waters in the region of Autonomous Province of Vojvodina, Republic of Serbia are endangered by arsenic (up to 0.750 mg/l). Total arsenic concentration was determined In samples of untreated and treated water from some local and central water-supply systems. Results are compared to actual regulations in the country. This analysis encompassed 324 drinking water samples of various sources, ...

Journal: :The Science of the total environment 2016
C Joon Chuah Han Rui Lye Alan D Ziegler Spencer H Wood Chatpat Kongpun Sunsanee Rajchagool

In Northern Thailand, incidences of fluorosis resulting from the consumption of high-fluoride drinking-water have been documented. In this study, we mapped the high-fluoride endemic areas and described the relevant transport processes of fluoride in enriched waters in the provinces of Chiang Mai and Lamphun. Over one thousand surface and sub-surface water samples including a total of 995 collec...

Journal: :Talanta 2011
S Machado C Gonçalves E Cunha A Guimarães M F Alpendurada

Fragrances are widespread aquatic contaminants due to their presence in many personal care products used daily in developed countries. Levels of galaxolide and tonalide are commonly found in surface waters, urban wastewaters and river sediments. On the other hand, earthy-musty compounds confer bad odour to drinking water at levels that challenge the analytical capabilities. The combined determi...

Journal: :Medical History 1979
N G Coley

AFrER A LONG period of decline during the Middle Ages, interest in the healing properties of mineral waters revived in England in the last quarter of the sixteenth century. The warm springs at Bath and Buxton were already regaining their popularity for bathing by 1570, especially for rheumatism, gout, and skin diseases.2 The baths were also considered to increase fertility, but the drinking of ...

Journal: :Environmental Health Perspectives 1982
H J Kool C F van Kreijl E de Greef H J van Kranen

A survey of the presence of mutagenic activity in drinking water of 18 cities in the Netherlands revealed that in drinking water of 13 cities mutagenic activity could be demonstrated. The activity was detected in the Ames test after concentrating the organic mutagens with a XAD-4/8 procedure. Dose-related responses were observed with concentrates corresponding to 0.5 to 3.0 liters of drinking w...

2015
Vivian Rodrigues dos Santos Caroline Rigotto Rodrigo Staggemeier Andréia Dalla Vecchia Andréia Henzel Fernando Rosado Spilki

In Brazil, mineral water is widely consumed and as of yet there have been no studies done in the country that aim to detect enteric viruses in this water source. The aim of this study was to analyze the presence of the human adenovirus (HAdV), the human rotavirus genogroup A (GARV) and the human enterovirus (hEV) in mineral water samples from six different brands that are commercialized in sout...

Journal: :Journal of chromatographic science 2006
F Barani N Dell'Amico L Griffone M Santoro C Tarabella

A new analytical method for the determination of halogenated and aromatic volatile organic compounds in groundwater, mineral water, and drinking water at concentrations ranging between 1-10000 ng/L is developed. A new type of headspace sampler that combines static headspace sampling with a trap is used, yielding very low detection limits and good repeatability without carryover effects. An unex...

2007
Mirian Ueda Yamaguchi Rita de Cássia Pontello Rampazzo Sueli Fumie Yamada Celso Vataru Nakamura Tânia Ueda-Nakamura Benedito Prado Dias Filho

The main objective of this study was to analyse the occurrence of yeasts and filamentous fungi in drinking water as well as to investigate their correlation with the indicator bacteria of faecal pollution. Yeasts were detected in 36.6% and 11.6% of the bottled mineral on water dispensers and tap water samples from municipal system, respectively. Twenty-one (35.0%) of bottled mineral water and t...

Bazrafshan, Edris , Djahed, Babak , Kazeminejad, Seyed Ali , Narooie, Mohammad Reza , Shahsavani, Esmaeel ,

Background and Purpose: Today, by increasing different pollutants, the continuous monitoring of surface waters is essential. Dorudzan Dam is one of the main sources of surface water in Fars Province, Iran; hence, the current study investigated the quality  of Dorudzan Reservoir for drinking and irrigation consumptions. Materials and Methods: In this study, various physicochemical parame...

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