نتایج جستجو برای: chemistry swimming pools criteria

تعداد نتایج: 396773  

2007
Atallah Rabi Yousef Khade Ahmed Alkafajei Ashraf Abu Aqoulah

This study was carried out in the summer of 2005 and investigated all of active public swimming pools (85 out of 93) in Amman, the capital of Jordan. The aim of this study was to find out if these swimming pools are in compliance with Jordanian Standards for Swimming Pools Water (JS 1562/2004). The pools were surveyed against the water microbial quality and other physicochemical parameters indi...

Journal: :The Journal of experimental biology 2011
Ronald Petie Anders Garm Dan-Eric Nilsson

Box jellyfish carry an elaborate visual system consisting of 24 eyes, which they use for driving a number of behaviours. However, it is not known how visual input controls the swimming behaviour. In this study we exposed the Caribbean box jellyfish Tripedalia cystophora to simple visual stimuli and recorded changes in their swimming behaviour. Animals were tethered in a small experimental chamb...

ژورنال: سلامت و محیط زیست 2019

Background and Objective: Nowadays, swimming pools as a sport and entertainment center have found more popularity. Violation of health based standards in terms of physicochemical, microbial and environmental health indices can turn pools into a potential source of disease transmission and spread. Due to the importance of maintaining swimmers’ comfort, health, and safety, the present study was a...

Journal: :Injury prevention : journal of the International Society for Child and Adolescent Injury Prevention 1999
L Morrison D J Chalmers J D Langley J C Alsop C McBean

OBJECTIVES To identify the status of compliance and enforcement of New Zealand's Fencing of Swimming Pools Act (FOSP Act), 10 years after its introduction, and to identify methods for improving both compliance with the act and the process of enforcement. METHODS A postal questionnaire was sent to all 74 authorities in New Zealand in which they were asked questions about their enforcement of t...

Journal: :تحقیقات نظام سلامت 0
علی زنگی آبادی .استادیار، گروه جغرافیا، دانشکده علوم انسانی، دانشگاه اصفهان، اصفهان، ایران. رحیم عالی دانشجوی دکتری، مرکز تحقیقات محیط زیست، دانشگاه علوم پزشکی اصفهان، اصفهان، ایران. آرزو زارعی کارشناس بهداشت محیط، مرکز بهداشت شماره یک، دانشگاه علوم پزشکی اصفهان، اصفهان، ایران. رضا قنبری عضو هیأت علمی، گروه مهندسی بهداشت محیط، دانشکده بهداشت، دانشگاه علوم پزشکی قزوین، قزوین، ایران.

background: due to the continuous use and also the individual’s different health conditions that use the service, swimming pools may be a suitable place to transfer different types of diseases. it has always been a serious concern from the health point of view. methods: in this descriptive study, the sampling was conducted as non- probable purposive. isfahan health center number 1 including 19 ...

Journal: :Pediatrics 2003
Mark R Stevenson Miroslava Rimajova Dean Edgecombe Ken Vickery

OBJECTIVE To investigate the causes of child drowning and determine the need for changes in the legislation as well as improvements to the inspection and enforcement of current legislation related to barriers surrounding private swimming pools. METHODS There were 3 stages to the study: a retrospective review of coroner's data, an audit of swimming pool inspections, and in-depth interviews wit...

Journal: :iranian journal of parasitology 0
ahmad al-herrawy parasitology laboratory, water pollution research department, nrc, 12622 dokki, giza, egypt. mahmoud bahgat therapeutic chemistry department, nrc, 12622 dokki, giza, egypt. abd-elhafez mohammed zoology department, faculty of science, ain shams university, cairo, egypt. ameen ashour zoology department, faculty of science, ain shams university, cairo, egypt. wafaa hikal parasitology laboratory, water pollution research department, nrc, 12622 dokki, giza, egypt.

background: the free-living amoebae acanthamoeba spp. have been recognized as etiologic agents of amoebic encephalitis, keratitis, otitis, lung lesions and other skin infections mainly in immuno-compromised individuals. the purpose of this study is to detect the presence of acanthamoeba in swimming pools in egypt using a polymerase chain reaction (pcr) method. methods: water samples were collec...

Journal: :Remote Sensing 2014
Borja Rodríguez-Cuenca María Concepcion Alonso

Bodies of water, particularly swimming pools, are land covers of high interest. Their maintenance involves energy costs that authorities must take into consideration. In addition, swimming pools are important water sources for firefighting. However, they also provide a habitat for mosquitoes to breed, potentially posing a serious health threat of mosquito-borne disease. This paper presents a no...

Journal: :Developmental psychobiology 2000
R W Brown I Q Whishaw

The development of place and cue spatial navigation was evaluated in 18-, 19-, and 20-day-old males in the Morris water task (MWT). Past work has suggested that place and cue learning develop at different rates, suggesting that the two aspects of spatial navigation have different neural substrates. In the present study, a new training methodology was used in which animals received spaced traini...

Journal: :Journal 2008
Colin Dawes Carey L Boroditsky

This case report describes the almost complete loss of enamel by acid erosion, particularly from the anterior teeth, in a woman who swam daily for 2 weeks in an improperly chlorinated swimming pool in Cuba. It emphasizes the need for both swimmers and swimming pool staff to ensure that the water has been properly chlorinated and that the pH has been adjusted to 7.5.

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