نتایج جستجو برای: environmental contamination
تعداد نتایج: 415284 فیلتر نتایج به سال:
Different definitions of risk too easily lead to differences in the type and level of risk accepted by varying stakeholders involved in the remediation process and redevelopment of contaminated sites as a whole. This can be rooted in the way risk information is interpreted and evaluated: technical risk definitions are largely evidential and based on engineering or technical contents, whereas so...
background: microorganisms on various surfaces in industrial and residential environments can spread infectious diseases. their control is thus a major concern. the aim of this study was to survey the bacterial contamination of elevator buttons in schools of isfahan university of medical sciences, isfahan, iran in the summer of 2011. methods: this study was done as a cross sectional research. a...
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...
INTRODUCTION Limited data exist on patient factors related to environmental contamination with Clostridium difficile. METHODS We evaluated the association between the functional status of patients with C. difficile infection (CDI) and environmental contamination with C. difficile. RESULTS Contamination of patient rooms was frequent and higher functional status was associated with contaminat...
Introduction: Phthalate Acid Esters (PAE), commonly named Phthalates, are toxics classified as endocrine-disrupting compounds; they are primarily used as additives to improve the flexibility in polyvinyl chloride. Occurrence: Many studies have reported the occurrence of phthalates in different environmental matrices, however none of these studies has yet establish a complete overview for those ...
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