نتایج جستجو برای: toxic wastes
تعداد نتایج: 89648 فیلتر نتایج به سال:
The presence and bioavailability of potentially toxic elements in the soil–plant system are major limitations to application compost agricultural soils. In this study, content changes nutrients four organic wastes, namely household waste, sewage sludge, chicken manure, cow/sheep were analyzed during composting, quality products was assessed view their impact on environment. objective study dete...
During the last two decades, extensive attention has been paid on the management of environmental pollution causal by hazardous materials such as heavy metals. Decontamination of heavy metals in the soil and water around industrial plants has been a challenge for a long time. A number of methods have been developed for the removal of heavy metals from liquid wastes such as precipitation, evapor...
Management Systems of Hazardous Chemicals and Wastes. Toxic Substances Management and Right-to-Know.
Chromium, especially the hexavalent form, is toxic to humans. Industries like chrome plating, textile, electroplating discharge Cr(VI) in their effiuents. Wastes containing chromium are environmentally persistent and toxic, and cannot be degraded or detoxified biologically. Various techniques developed for the removal of heavy metals include chemical precipitation, ion exchange and adsorption. ...
Hazardous industrial wastes are inevitable source of environmental pollution. Leachates from these wastes might contaminate the origins of potable water and affect human health. The study was carried out to determine the possible genotoxic effects of leachates from solid waste of a metal and dye industry using the Allium cepa chromosome aberrations assay. The 10% leachates were prepared from so...
Human industrial activities, inevitably, generate industrial wastes, consisting of, inorganic and organic materials, discharged from factories, fisheries, poultries and food processing industries. Degrading or handling these wastes, as unused disposals, without acquiring any additional benefits has led to an idea to develop a suitable technology to utilize bio-organic wastes. Chicken feathers h...
Congress has demonstrated interest in toxic compensation legislation, but not enough agreement to make significant progress. Advocates of reform claim that the legal system is heavily weighed against victims who seek compensation through the courts. Proposed reforms include a compensation fund and a cause of action in federal court. Critics have questioned whether these changes in the law would...
The most commonly used technology for dealing with medical waste, till recently was an incinerator. Incinerator, when introduced was supposed to be a wonder technology. A technology that would get rid of loads of waste by burning it and would leave behind some ash, that could be dumped. However, instead of solving the problem of waste, it aggravated it. It only changed the biological problem in...
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