اسمز معکوس یکی از تکنیک‌های مؤثر در حذف مواد آلی و معدنی از آب چاهها و نیز آبهای‌سطحی است که تحت تصفیه متداول مانند انعقاد، ته‌نشینی و فیلتراسیون قرار گرفته‌اند. اگرچه این سیستم تصفیه تا اندازه‌ای خصوصیات کیفی آب آشامیدنی را تأمین می‌کند، اما از نظر مدیریت شهری، انتخاب سیستم تصفیه خانگی اسمز معکوس به‌صورت گسترده توسط بعضی از شهروندان برای تأمین نیاز آب آشامیدنی خود بدون در نظر گرفتن پیامدهای  ا...

Objectives We aimed to investigate the relationship between social support and life satisfaction with happiness among home- dwelling older adults in Shiraz.  Methods & Materials In this descriptive study, 379 old adults who were selected using purposive sampling were enrolled. They completed Philips Social support instrument, dinner life satisfaction, and Joseph & Lewis Happiness and Depr...

  Background and aims   Polybrominated diphenyl ethers (PBDE) have been widely applied to different home and offices' appliances as flame retardant additives to inhibit ignition and enhance  the fire safety. Their toxicity, health effects, and resistance to environmental degradation are  matters of great interested among scientists. Airborne concentrations of PBDE in residential  homes were det...

The coastal area of ​​Ramsar in northern of Iran located in the province of Mazandaran has been known as the highest levels of natural radiation background in the world. The background radiation is mainly due to the presence of radioactive isotopes of the radium element and its decay products, which is brought to the surface by hot springs. In this study, the indoor gamma dose rate in Ramsar wa...

Introduction and Purpose: Life satisfaction is the individual’s attitude towards life and is closely related to the welfare and prosperity. The aim of this study is to compare Life satisfaction of elderly between nursing home residents and seniors who living in their own homes in Isfahan . Material and Methods : The population of this analytic – cross sectional study was elderly ...

Background and purpose: Maintenance of safety in housing is among concerns of the urban and rural healthy life in our country. Disregarding of safety issues and probability of occurrence of accident impose many costs on the families and Ministry of Health and Medical Education. This study aimed to determine safety status of residential housing in rural families of Ramian Township in 2011. Mate...

Background and purpose: Since long time ago disposal of expired and unused medicines from homes and pharmacies has been regarded as an important issue. These types of drugs have terrible effects on human health and environment. This study investigated the methods for disposal of pharmaceutical waste from pharmacies and homes. Materials and methods: In a descriptive study, 30 pharmacies and 100 ...

Background and purpose: Indoor air pollution in developing countries is considered as one of the main problems in healthcare. This study aimed at investigating the levels of indoor/outdoor air pollutants in Khorramabad during autumn and winter 2012. Materials and methods: In a cross-sectional study, nine gas concentrations and particulate pollutants were measured using air pollution measuring ...

سابقه و هدف: آلودگی هوای محیط بسته در کشورهای در حال توسعه، مشکل اساسی در حیطه سلامت در ابعاد جهانی محسوب می گردد. هدف از این مطالعه بررسی وضعیت آلاینده های هوای داخل و خارج منازل مسکونی شهر خرم آباد در پاییز و زمستان سال 1391 بوده است. مواد و روش ها: در این مطالعه توصیفی- مقطعی، غلظت 9 آلاینده گازی و ذره ای توسط دستگاه های مخصوص سنجش آلاینده های هوا (tsi، babuc/a، phochek 5000) اندازه گیری شد....