نتایج جستجو برای: 22.5 and 0.7 kg of domestic wastes

تعداد نتایج: 24079968  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه ارومیه - دانشکده ادبیات و زبانهای خارجی 1391

esl/efl books play a crucial role in shaping language learners worldview of gender roles in society. the present study investigated the status of sexism in two sets of efl textbooks, one developed by non-native iranian authors (ili series) and the other by native authors (top notch series). first, two books from each series was selected randomly. then, a quantitative analysis was carried out wi...

Journal: :محیط زیست طبیعی 0
ستار سلطانیان دانشجوی کارشناسی ارشد محیط زیست، دانشکده منابع طبیعی، دانشگاه تهران، ایران بابک توکلی عضو هیئت علمی دانشکده منابع طبیعی، دانشگاه گیلان، ایران سحر صدیق راهنما پژوهشگر شرکت تحقیقاتی بهسازان آب و خاک، ایران

healthcare waste is a by-product of healthcare. poor management of these wastes exposes the community to infections, toxic effects and injuries. the purpose of this study was to investigation the qualities and quantities characteristics of infectious and domestic wastes of dehgolan clinics in kurdistan province. for this purpose health care centers was identify including hospitals, clinics, inf...

Introduction: Dental wastes are a main part of urban solid wastes in each society and have pathogenic agents and toxic chemicals, which put health of patients, personnel and other referees to dental clinics in danger. The present study  was done to recognize the quality and quantity of the different generated wastes at various parts of the Faculty of Dentistry-Babol University of Medical S...

ژورنال: Hormozgan Medical Journal 2010
Alipour, V, Azizi, K, Binavapour, M, Koolivand, A, Mahvi, A.H,

Introduction: One of the most important environmental issues is solid waste produced in health-care centers with hazardous agents. The aim of this survey is quality analysis and management of Health-care waste in Bandar Abbas, Iran. Methods: In this cross sectional study, 29 medical offices, 29 dentistry offices, 19 clinics and 8 health centers were selected. Overall 340 samples (four fro...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علامه طباطبایی 1390

abstract because of the many geopolitical, geo economical and geo strategically potentials and communicational capabilities of eco region, members can expand the convergence and the integration in base of this organization that have important impact on members development and expanding peace in international and regional level. based on quality analyzing of library findings and experts interv...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علامه طباطبایی 1389

armenias geopolitics and its historical experience have had a determining impact on the character of its foreign policy .present-day armenia is a small, landlocked country with _11,620 square miles area armenias landlocked nature makes it dependent on the benevolence of its neighbors for access to the outside world a fact that gives it a sense of isolation and vulnerability. as it was indic...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علامه طباطبایی 1389

after the soviet union dissolution, a chaotic period was begun in the russia. russia lost its glory and felt disgrace. the first group of elites came to power under yeltsin; they tried to re-define russia’s identity as a european country and build a foreign policy on this baseline. therefore russia tried to become closer with the west especially with the u.s. according to their view the sovie...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس 1389

abstract: country’s fiber optic network, as one of the most important communication infrastructures, is of high importance; therefore, ensuring security of the network and its data is essential. no remarkable research has been done on assessing security of the country’s fiber optic network. besides, according to an official statistics released by ertebatat zirsakht company, unwanted disconnec...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سیستان و بلوچستان - دانشکده مهندسی عمران 1392

abstract in aggregate, active forms of reactive silica with mineral names are sometimes associated with sand and gravel in concrete mixture. alkali hydroxides originated from alkalis in the cement or other resources form an alkaline silica gel with this reactive silica which becomes swallowed and expanded during time causing damage to concrete. there have been growing researches on alkaline r...

Journal: :journal of dental school, shahid beheshti university of medical sciences 0
m. nasrollahi dept. of microbiology, school of medicine, mazandaran university of medical sciences, sari, iran. ma. zazouli dept. of environmental health, school of health, health sciences research center, mazandaran university of medical sciences, sari, iran. d. balarak dept. of environmental health, school of health, health promotion research center, zahedan university of medical sciences, zahedan, iran m. moradi golrokhi dept. of microbiology, students research committee, mazandaran university of medical sciences, sari, iran.

objective: dental solid wastes often contain hazardous substances. the first step of management of dental solid wastes includes detection and classification of these substances. this study aimed to qualitatively and quantitatively assess the management of solid wastes by dental offices in urmia city in 2013. methods: this descriptive study was conducted on all private dental offices in urmia ci...

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