Leptospirosis disproportionately affects residents of urban slums. To understand the knowledge, attitudes, and practices regarding leptospirosis, we conducted a cross-sectional study among residents of an urban slum community in Salvador, Brazil. Of the 257 residents who were interviewed, 225 (90%) were aware of leptospirosis and more than two-thirds of respondents correctly identified the mode...

The lack of scientific and technical knowledge in certain complex fields, together with schedule constraints, have lead to adopt in EN standards insufficiently validated tests, relying sometimes on an empirical approach. Thus, even personal protective equipment (PPE) with positive results in tests required by the standards can nevertheless prove to be unsatisfactory when used at work. Several r...

Protection against harmful chemical materials is compulsory in many aspects of everyday life. Proper and adequate protective clothing is desirable during household chores and in industrial, agricultural, and medical work, during military operations; and in response to incidents of terrorism. Different types of materials and garment designs are used in these clothing items, and protection levels...

Although it is a widely used indicator, the use of substantiation in child welfare practice and research is not without critics. Much of this criticism concerns the ability of the substantiation disposition to distinguish between child protective services (CPS) investigations in which maltreatment occurs or does not occur. This study examined the relationship between substantiation and maltreat...

In a situation where fire occurs either in tunnel with burning vehicle carrying petroleum products, at an offshore platform, or oil and gas asset to be protected, such case is commonly described using hydrocarbon curve. Therefore, it extremely important design construction, which can maintain stability bearing capacity both under the standard modes. The purpose this work hold behavior simulatio...