نتایج جستجو برای: permissible level
تعداد نتایج: 1084925 فیلتر نتایج به سال:
this study has been carried out to determine the accumulation of heavy metals (arsenic, copper, lead, tin and zinc) in fish samples collected from former tin mining catchment. total eight types of fish family having fifteen different species are identified. cyperinidae is the most abundant family with eight different species found in the catchment. fish samples were analysed by using inductive...
this study has been carried out to determine the accumulation of heavy metals (arsenic, copper, lead, tin and zinc) in fish samples collected from former tin mining catchment. total eight types of fish family having fifteen different species are identified. cyperinidae is the most abundant family with eight different species found in the catchment. fish samples were analysed by using inductivel...
background: anecdotal information has suggested that sodium benzoate is used with more than permissible doses during production steps of food products especially pickles and pickled cucumbers in food producing factories in markazi province and other food producing factories . the present study was done to evaluate factual concentration of sodium benzoate in these products. methods: in this stud...
Climate change will affect climate-carbon cycle feedbacks such that permissible emissions to achieve stabilisation will need to be substantially lower than hereto expected. This is especially true for higher stabilisation levels with reductions to total permissible emissions of over 30%. There is an “optimal pathway” to each stabilisation level, defined as that allowing maximum permissible emis...
Introduction: In Iran country, small enterprise with less than 10 workers comprise about %90 of all industries and 80% of working population. Noise, higher than the permissible level is among the hazardous agents, workers in these plants facing with. The aim of this study was to investigate the correlation between screening estimation and noise measurement in small plants. . Material and Metho...
Background: Anecdotal information has suggested that sodium benzoate is used with more than permissible doses during production steps of food products especially pickles and pickled cucumbers in food producing factories in Markazi province and other food producing factories . The present study was done to evaluate factual concentration of sodium benzoate in these products. Methods: In this ...
The Joint FAO/WHO Expert Committee recommends the maximum permissible level of zilpaterol in meat to be fixed at 0.5 µg/kg. This is substantiated by results analysis described several research works. Nevertheless, substantiation provided for this recommended standard requires a detailed discussion. In study, we aimed analyze suggestions on (MPL) as per health risks consumers. Our revealed that ...
WAve Synthesis of Permissible mutation functions, WASP, is a heuristic with an objective to minimize the nodes and the levels of an acyclic multiple level boolean network of 2-input nodes. WASP transforms a multi-input, multi-output perturbation region of wires Pj into a single-level mutation subcircuit Mj and a remainder subcircuit Rj . The transformations include the concept of minimum cost p...
conclusions the adoption of 85 dba as the permissible exposure limit has preserved hearing threshold level among participants at 3000 hz compared to those who embraced 90 dba. patients and methods this is an intervention study done on two automobile factories. there were 203 employees exposed to noise levels beyond the action level. hearing protection devices were distributed to reduce noise le...
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