No previous studies about the management of medical waste have been published in Yemen. This research in 5 government and 12 private hospitals in Sana'a aimed to evaluate waste-workers' and hospital administrators' knowledge and practices regarding medical waste handling. Interviews and observations showedadministrators' knowledge and practices regarding medical waste handling. Interviews and o...

health care wastes, which produce in most hospitals, laboratories and clinics, causes spread of dangerous and contagious diseases and are a serious threat to human health and the environment due to contamination and the losses caused by the lack of health care waste management. now days there are 4 common technologies for the disposal of hospital waste which is taken into consideration by the m...

Development of new technologies for the efficient use of proteins of animal origin, apart from heat treatment in rendering facilities that was used to date, has become the primary goal of the integral waste management system. The emergence of bovine spongiform encephalopathy in Europe and in the World in the 1990s opened up new questions regarding medical safety and use of meat bone meal in the...

Introduction During the Cold War, the United States and the former Soviet Union amassed extensive nuclear arsenals in a race of intimidation. Rapid manufacture of nuclear weapons produced large amounts of radioactive waste, and both sides sought the easiest means for waste removal. Russia generally disposed of its nuclear waste by a convenient and expeditious method: dumping it into the Arctic ...

Currently, Construction and Demolition waste (C&D waste) is a worldwide issue that concerns not only the construction management level of on-site managers but also the sustainable development of construction industry. In this paper, detailed formulas are listed for calculating the costs of three typical kinds of disposal routes of C&D waste. They are Landfill Disposal, Recycling and Reuse. Usin...

Waste disposal is one of the pressing problems.Millions of tons of municipal solid waste, hazardous/industrial wastes and agricultural wastes are handled daily throughout municipal areas. Each municipality confronts great challenges in disposing of its wastes in an efficient, cost effective and environmentally safe manner.Landfills in metropolitan areas are becoming full, and new ones are more ...

Technology progress is a cause of industrial hazardous wastes increasing in the whole world . Management of hazardous waste is a significant issue due to the imposed risk on environment and human life. This risk can be a result of location of undesirable facilities and also routing hazardous waste. In this paper a biobjective mixed integer programing model for location-routing industrial hazard...

Waste indiscriminate disposal is recognized as an important cause of environmental pollution and is associated with health problems. Safe management and disposal of household waste are an important problem to the capital city of Guinea (Conakry). The objective of this study was to identify socioeconomic and demographic factors associated with practice, knowledge, and safety behavior of family m...

We are a privately held corporation that is engaged in the business of contract reclamation of chemicals for reuse and disposal of chemicals where reclamation is not economically feasible. The idea of this business was conceived several years ago with the serious planning and financing stages developing about four years ago. Then subsequent plant site development resulted in the beginning of op...

In the recent past, household hazardous waste has become an issue to more and more communities. In an effort to control the pollution generated within a household, various methods have been set forth in col­ lecting and disposing of these wastes. Unfortunately, all too often the hazardous waste collection days are poorly attended, and the costs become prohibitive when measured against the amoun...