نتایج جستجو برای: acid burns
تعداد نتایج: 757044 فیلتر نتایج به سال:
Many hazardous chemicals are commonly used in drycleaning shops to remove garment stains. Workers performing stain removal may be exposed to these toxic chemicals through skin absorption, eye contact, or inhalation of vapors. The primary hazard is dermatitis from chronic or acute exposure. Dilute hydrofluoric acid, found in some products that remove rust stains, may cause severe chemical burns ...
در این تحقیق پودر تفاله چای برای حذف رنگزای acid brill scarlet 3r (acid red 18) مورد بررسی قرار گرفته است. خصوصیات سطح تفاله چای با استفاده از semبررسی شد. اثر متغیرهای فرایند همچون مقدار جاذب، غلظت اولیه رنگ، ph، زمان و دما مطالعه شد. داده ها برای تطابق با مدل های ایزوترم لانگمویر، فروندلیچ، تمکین ودابینین - رادوشکوویچ ارزیابی شد. نتایج نشان داد که داده ها برای جذب سطحی acid red 18 برروی تفاله...
background & aim: the incidence of acute burn injuries in pregnant women is very low. burn injuries during pregnancy are often associated with a high rate of fetal and maternal mortality and morbidity. in this study, we aimed to review the cases of acute burn during pregnancy and evaluate the outcome of these patients in mashhad, iran. methods:this retrospective study was performed using the me...
The influence of circularly polarized electric fields (CPEFs) on the stability of multiarmed spiral waves is investigated. It is shown that CPEFs can change the period of the multiarmed spirals. The average period is an important quantity of multiarmed spiral and it must be larger than a threshold for stable multiarmed spiral. After a counter-rotating CPEF with suitable amplitude and period is ...
INTRODUCTION The deliberate burns with acid are recognized as violence against women described in the 17th century. However, in the second half of the 20th Century this practice becomes frequent in South East Asia, Africa and Middle East. In Latin America is a recent phenomena over which little has been published in the scientific literature. OBJECTIVE To describe the clinical and psychic-pat...
The pattern of injury seen in pediatric hand burns differs from adults because scald burns are most common. Many of these are difficult to assess at initial presentation. In addition, children develop less stiffness in response to immobilization. For these reasons, we have developed a conservative, expectant approach for treating most pediatric hand burns. Meticulous wound care, positioning, sp...
Biobrane(®) is commonly used in paediatric burns to cover partial thickness burns and donor sites of split thickness skin (SSG). The purpose of this study is to evaluate the use of Biobrane(®) in dressing SSG adjacent to skin graft donor sites or partial thickness burns. A retrospective review was undertaken to determine the use of Biobrane(®) in dressing SSG, where the grafted areas were adjac...
Hexafluorine is an amphoteric, hypertonic, polyvalent compound for decontaminating hydrofluoric acid (HF) eye and skin splashes. In a German metallurgy facility during the period of 1994-1998, all eye or skin splashes with 40% HF alone or with a 6% HF/15% HNO3 mixture were initially decontaminated with Hexafluorine within 2 min following the splash at the accident site by the victims themselves...
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