اسفندیاری, یحیی
[ 1 ] - بررسی تماس شغلی با پارا فنیلن دی آمین ( PPD ) موجود در هوای استنشاقی آرایشگران زنانه شهر ساری و عوامل محیطی تاثیر گذار
Background and aims: Hairdressing because of using hair dyes, are exposed to PPD that endanger their health. Measuring the concentration of PPD is a sure way to evaluate the PPD facing rate. PPD causes leukemia and other blood disorders. PPD acute poisoning leads to respiratory distress, rhabdomyolysis, muscle necrosis and renal failure, severe edema of the face and neck, increased serum lactat...
[ 2 ] - بررسی نیترات و نیتریت در چاههای آب شرب و کشاورزی روستاهای پایین دست شهرستان میاندورود در سال 1392
Background and purpose: Nitrite and nitrate are considered as pollutant agents of ground water resources that cause several hygienic complications. Agricultural fertilizers that contain nitrate are widely used in north of Iran. This study was carried out to determine the concentrations of nitrite and nitrate in agricultural and drinking water wells in rural areas in Miandoroud, Iran. Materia...
[ 3 ] - Efficiency of the Electrocoagulation Process with Iron and Aluminum Electrodes Regarding the Removal of Cefazolin Antibiotics from the Hospital Wastewater
Introduction and purpose: One of the problems of hospital effluents is the presence of drug residues, including antibiotics, which if not completely eliminated, will be diverted to water resources and lead to health and environmental problems. Therefore, the present study aimed to investigate the efficacy of the electrocoagulation process with iron and aluminum electrodes in the removal of cef...
[ 4 ] - Investigation of Formaldehyde Concentration in the Air of an Anatomy Hall and Its Relationship with Environmental Factors
Introduction and purpose: Formaldehyde is used as a disinfectant and preservative for preserving the mummy’s body. The compound is classified by the International Agency for Research on Cancer in the Human Cancer Group. This study aimed to investigate the rate of exposure to formaldehyde vapors in an anatomy hall and its relationship with environmental factors. Methods: This descriptive study ...
[ 5 ] - Concentration Evaluation and Health Risk Assessment of Welders' Exposure to Total Fumes and Manganese during Welding at Metal Industry
Introduction and purpose: Risk assessment of toxic or hazardous chemicals enables industrial hygienists to make appropriate decisions regarding management provisions in a healthy workplace. Exposure to total fumes and manganese during welding can have harmful effects on welders’ health. Therefore, the present study was conducted in the metal industry to evaluate the concentration and determine ...
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