OBJECTIVES To assess prevalence, determinants and impact of unawareness about the health consequences of tobacco use among school personnel in Africa. DESIGN Cross-sectional surveys. SETTING Twenty-nine African countries. PARTICIPANTS Representative samples of school personnel from 29 African countries (n=17 929), using data from the 2006-2011 Global School Personnel Surveys. OUTCOME We...

Introduction: The objectives of this study were to determine the air curtain velocities of hood to capture and contain the splashing oil. The optimal flow of air curtain velocities is introduced to apply cooking by pan frying. Methods: At the first stage, palm olein oil was poured to a pan and fried at constant temperature of 180 ± 5 °C for 140 seconds. In the meantime, the 4-air flows, which w...

the purpose of this research was to survey the general health and social relationships of active and inactive governmental employees in isfahan city. this research was causal-comparative. the statistical sample included 384 employees of governmental organizations in isfahan who were selected by cluster random sampling manner. a general health questionnaire (ghq 28) and a researcher-made questio...