13,604 research outputs found

    Assessment of Knowledge and Preventive Practices about Occupational Health Hazard among Safai Karmchari of Municipality in Delhi

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    Background: Safai karmchari plays an important role in maintaining the health and hygiene in the cities. This job exposes safai karmchari to a variety of risk factors such as dust, volatile organic matter and mechanical stress, which makes them susceptible to certain occupational diseases. The aim of this study was to find out the awareness about occupational health hazard and safety measures practiced by safai karmchari.Materials and Methods: This descriptive study had been carried out during the month of December 2017 to mid of February 2018 in the New Delhi Municipal Council area. Primary data was collected through structured observation checklist and interview with 164 safai karmchari. The data was analyzed using Microsoft excel 2007.Results: Results shows majority of respondent had knowledge about probability of skin allergy/injury/infection while collecting garbage by hand. Most of them had knowledge about probability of traffic accident while working on street. Most of respondents had knowledge about probability of fall while sweeping slippery surface and probability of respiratory problems/eye allergy, also probability of musculoskeletal problems due to their work. Personal Protective Equipment (PPE) apron with reflector, shoes, cap, mask were used by most of the safai karmchari, but few of them uses gloves while working.Conclusion: It was concluded that the knowledge about occupational hazards as well as its preventive measures was more among trained safai karmchari than in untrained safai karmchari. However, a smaller number of respondents was using PPE while working. There is a need to develop SOP for different activities and preventive measure for safai karmchari. A training program should be introduced

    Towards 3D printed multifunctional immobilization for proton therapy: initial materials characterization

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    Purpose: 3D printing technology is investigated for the purpose of patient immobilization during proton therapy. It potentially enables a merge of patient immobilization, bolus range shifting, and other functions into one single patient-speci c structure. In this rst step, a set of 3D printed materials is characterized in detail, in terms of structural and radiological properties, elemental composition, directional dependence, and structural changes induced by radiation damage. These data will serve as inputs for the design of 3D printed immobilization structure prototypes. Methods: Using four di erent 3D printing techniques, in total eight materials were subjected to testing. Samples with a nominal dimension of 20×20×80 mm3 were 3D printed. The geometrical printing accuracy of each test sample was measured with a dial gage. To assess the mechanical response of the samples, standardized compression tests were performed to determine the Young’s modulus. To investigate the e ect of radiation on the mechanical response, the mechanical tests were performed both prior and after the administration of clinically relevant dose levels (70 Gy), multiplied with a safety factor of 1.4. Dual energy computed tomography (DECT) methods were used to calculate the relative electron density to water ρe, the e ective atomic number Ze , and the proton stopping power ratio (SPR) to water SPR. In order to validate the DECT based calculation of radiological properties, beam measurements were performed on the 3D printed samples as well. Photon irradiations were performed to measure the photon linear attenuation coe cients, while proton irradiations were performed to measure the proton range shift of the samples. The direc- tional dependence of these properties was investigated by performing the irradiations for di erent orientations of the samples. Results: The printed test objects showed reduced geometric printing accuracy for 2 materials (deviation > 0.25 mm). Compression tests yielded Young’s moduli ranging from 0.6 to 2940 MPa. No deterioration in the mechanical response was observed after exposure of the samples to 100 Gy in a therapeutic MV photon beam. The DECT-based characterization yielded Ze ranging from 5.91 to 10.43. The SPR and ρe both ranged from 0.6 to 1.22. The measured photon attenuation coe cients at clinical energies scaled linearly with ρe. Good agreement was seen between the DECT estimated SPR and the measured range shift, except for the higher Ze . As opposed to the photon attenuation, the proton range shifting appeared to be printing orientation dependent for certain materials. Conclusions: In this study, the rst step toward 3D printed, multifunctional immobilization was performed, by going through a candidate clinical work ow for the rst time: from the material printing to DECT characterization with a veri cation through beam measurements. Besides a proof of concept for beam modi cation, the mechanical response of printed materials was also investigated to assess their capabilities for positioning functionality. For the studied set of printing techniques and materials, a wide variety of mechanical and radiological properties can be selected from for the intended purpose. Moreover the elaborated hybrid DECT methods aid in performing in-house quality assurance of 3D printed components, as these methods enable the estimation of the radiological properties relevant for use in radiation therapy

    Alterglobalization, Global Social Movements, and the Possibility of Political Transformation Through Sport

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    Alterglobalization is the name for a large spectrum of global social movements that present themselves as supporting new forms of globalization, urging that values of democracy, justice, environmental protection, and human rights be put ahead of purely economic concerns. This article develops a framework for the study of the influence of alterglobalization on sport by: outlining a periodization of social moveÂŹments and sport; proposing a typology of responses to the politics of globalization; and proposing a typology of recent social movements associated with sport. The artiÂŹcle does not report on an empirical research project, but provides a stock take of what has happened since the 1990s regarding the politics of globalization and the politics of sport, with specific reference to global social movements. The questions raised in this article include: What form do the movements challenging the world sports order today take? Does an alterglobalization movement exist in sport? What alternative models of sport do they propose

    The social responsibility of the Olympic Games: Olympic women.

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    This paper will review the history of women’s involvement in the Olympic Games, how gender is socially (re)constructed through these events, current issues facing women who compete at the Olympic/Paralympic level, and what social responsibility the Olympic movement might assume to improve the experiences of Olympic women in the futurePeer reviewe

    Leave No One Behind: Voices of Women, Adolescent Girls, Elderly, Persons with Disabilities and Sanitation Workforce

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    This report summarizes the sanitation and hygiene hopes and aspirations of thousands of women and men of different ages and physical ability, across rural and urban areas in eight South Asian countries. In these countries, over a billion people are without safe sanitation. They represent individuals and groups rarely heard because they are seldom asked what their constraints are, what they need, how they cope and how they might design services differently to enable universal access and use

    'Working out’ identity: distance runners and the management of disrupted identity

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    This article contributes fresh perspectives to the empirical literature on the sociology of the body, and of leisure and identity, by analysing the impact of long-term injury on the identities of two amateur but serious middle/long-distance runners. Employing a symbolic interactionist framework,and utilising data derived from a collaborative autoethnographic project, it explores the role of ‘identity work’ in providing continuity of identity during the liminality of long-term injury and rehabilitation, which poses a fundamental challenge to athletic identity. Specifically, the analysis applies Snow and Anderson’s (1995) and Perinbanayagam’s (2000) theoretical conceptualisations in order to examine the various forms of identity work undertaken by the injured participants, along the dimensions of materialistic, associative and vocabularic identifications. Such identity work was found to be crucial in sustaining a credible sporting identity in the face of disruption to the running self, and in generating momentum towards the goal of restitution to full running fitness and reengagement with a cherished form of leisure. KEYWORDS: identity work, symbolic interactionism, distance running, disrupted identit

    India-Israel Defence Relations: From Longstanding to Robust

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    India and Israel relations, even though just three decades old, have subsequently progressed over the years, especially in the fields ofdefence and agri-tech. After lying dormant since the time India formally recognised the Jewish nation in September 1950; the international, regional and domestic geostrategic environment compelled New Delhi to establish diplomatic relations and to normalise its relations with Tel Aviv in January 1992. The normalisation not only earmarked the beginning of a full-fledged engagement between the two countries but also provided impetus to India’s defence requirements
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