نتایج جستجو برای: corrosive properties
تعداد نتایج: 871535 فیلتر نتایج به سال:
BACKGROUND In treating severe corrosive injury of the esophagus and stomach, prompt diagnosis, adequate fluid resuscitation and warranted surgical intervention are the most important factors in rescue of critically ill patients. The purpose of this study was to evaluate the need for, and the advantages of, a surgical approach to treatment of such corrosive injuries to the upper gastrointestinal...
moisture and air pollutions intensify metallic and nonmetallic surface corrosions. corroded surfaces exposed to rain washing cause pollution transportation in water and soil environment, especially in industrial areas. investigation of storm runoff quality in pars special economic energy zone (pseez) has shown heavy metals in storm basins of gas refineries and petrochemical industries.in this p...
Balloon Dilatation for Corrosive Esophageal Strictures in Children: Radiologic and Clinical Outcomes
OBJECTIVE We retrospectively evaluated the effectiveness of the esophageal balloon dilatation (EBD) in children with a corrosive esophageal stricture. MATERIALS AND METHODS The study subjects included 14 patients (M:F = 8:6, age range: 17-85 months) who underwent an EBD due to a corrosive esophageal stricture. The causative agents for the condition were glacial acetic acid (n = 9) and lye (n ...
Effects of nanoparticles (NPs) on skin corrosion and irritation using three-dimensional human skin models were investigated based on the test guidelines of Organization for Economic Co-operation and Development (OECD TG431 and TG439). EpiDermTM skin was incubated with NPs including those harboring iron (FeNPs), aluminum oxide (AlNPs), titanium oxide (TNPs), and silver (AgNPs) for a defined time...
The deterioration of steel rebar in reinforced concrete is a major issue that reduces RC structures’ durability and structural integrity. Significant efforts have been devoted to developing high-performance coatings provide efficient protection the rebar, one promising approach utilize nanofiller as additives improve performance polymer resins. This study aimed corrosion resistance by applying ...
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