نتایج جستجو برای: risks of accidents such as fire accident
تعداد نتایج: 21480405 فیلتر نتایج به سال:
While general aviation flying is a safe mode of transportation, accident statistics indicate that the vast majority of accidents involve pilot error. In fact, most pilots who enjoy the adventure of flying recognize that certain risks are involved. Airmen who are either unaware of the potential hazards or who actually relish the opportunity to take unnecessary risks are those likely to be involv...
the rise and stublishment of safavid dynasty was depend on triangle of tasavof, tashayo and royalty, kings legitimized their power upon these. therefore for the understanding the functions of that period we must explore the role of this elements. although application and emphsise upon dignities such as; complete mentor (morshede kamel), deputy of absent imam (nayebe imame ghayeb), and god’s sha...
the history of plant’s used for mankind is as old as the start of humankind. initially, people used plants for their nutritional proposes but after the discovery of medicinal properties, this natural ?ora became a useful source of disease cure and health improvement across various human communities. berberis vulgaris is one of the medicinal plants used in iranian traditional medicine. berberis ...
this thesis is a study on insurance fraud in iran automobile insurance industry and explores the usage of expert linkage between un-supervised clustering and analytical hierarchy process(ahp), and renders the findings from applying these algorithms for automobile insurance claim fraud detection. the expert linkage determination objective function plan provides us with a way to determine whi...
the present study aimed to investigate the characteristics of occupational accidents and frequency and severity of work related accidents in the construction industry among iranian insured workers during the years 20072011.the iranian social security organization (isso) accident database containing 21,864 cases between the years 2007-2011 was applied in this study. in the next step, total accid...
Introduction: Occupational accidents impose a lot of direct and indirect costs on the national economy of the country. Because, as a fact, resources are limited for reducing the risks and costs can affect the optimal investment in safety issues, the aim of this study was to calculate the economic costs of occupational accidents in one of the South Pars Gas Refinery, Assalouyeh, Bo...
fluorescence chemical sensors for the highly sensitive and selective determination of pb2+ , hg2+, co2+ and fe3+ ions in aqueous solutions are described. the ion sensing system was prepared by incorporating lipophilic ligand (l) as a neutral ion-selective fluoroionophore in the plasticized pvc membrane containing sodium tetraphenylborate or potasium tetrakis (p-chlorophenyl) borate as a liphoph...
Background: To reduce accidents, industrial HSE management system, and based on”prevention before occurrence” is required. The aim of this study was to evaluate the safety conflicts by Preliminary Hazard Analysis (PHA) method, and determine the relationship between risk assessment and accident indicators. Methods: This is a descriptive analytical- study on 30 jobs in the Agglomeration Construc...
All except 17 (1.7%) of 990 fire fighters employed by the Western Australian Fire Brigade between 1 October 1939 and 31 December 1978 were successfully followed up to 31 December 1978. Mortality from all causes was less than expected (SMR 0.80 with 95% confidence interval 0.67 to 0.96). There was evidence of the healthy worker effect but none that mortality increased with increasing duration of...
OBJECTIVES Recent studies indicate that accident risk may be a function of hour at work and time of day. Further evidence was sought for these assumptions, along with the answer to the question of whether the risk of accident can be conceived as an interaction between hours at work and time of day. METHODS Data on more than 1.2 million accidents for the year 1994 were provided, all listed acc...
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