نتایج جستجو برای: industrial effluents
تعداد نتایج: 150791 فیلتر نتایج به سال:
Majority of the industrial activities in Thailand are concentrated around Bangkok Metropolitan Area. The ever increasing industrial activities have led to over exploitation of water resources and discharge of significant pollution load. Therefore, it is important to identify the wastewater reuse potentials and develop strategies for its promotion within the industrial sector. Although technolog...
Chromium in the environment is considered as one of the most toxic elements probably next only to mercury and arsenic. It is acutely toxic, mutagenic and carcinogenic in the environment. Chromium contamination of soil and underground water due to industrial activities is a very serious problem in several parts of India covering Karnataka, Tamil Nadu, Andhra Pradesh etc. Functionally modified Ac...
Fibreboard production is one of the most important industrial activities in Galicia (Spain). Great amounts of wastewater are generated, with properties depending on the type of wood, treatment process, final product and water reusing, among others. These effluents are characterized by a high chemical oxygen demand, low pH and nutrients limitation. Although anaerobic digestion is one of the most...
Lipases have the ability to perform biotransformation which has made them increasingly popular in the detergent, food, chemical, and pharmaceutical industries. Environmental pollution due to oil effluents is one of the major problems and there is need for detoxification and destruction of these contaminants effluents. Different Lipase producing microorganisms are used for the oil effluent remed...
The advanced oxidation process (AOP) is used to increase the treatment efficiency of effluents however, it is necessary to compare the toxicity of treated and untreated effluents to evaluate if the decontamination process does not cause any biological harm. Cultured cells have been previously used to assess the genotoxic and cytotoxic potential of various compounds. Hence, the aim of this work ...
Effectiveness of ozonation before and after biological treatment for removal of recalcitrant organic matter in bleached kraft pulp effluents was compared. Two industrial ECF bleached eucalypt kraft pulp effluents (E1 and E2) were pretreated with 100 mg O3/L. Raw and pretreated effluents were treated biologically in bench-scale sequencing batch reactors, under constant conditions. Following biol...
Before the industrial wastes, this river was unpolluted. Our globe is more than half water, and as a result of various factors, including people's activity, among most prominent which wastes chemicals, it becoming contaminated every day. Water exists in all three states matter—liquid, solid, gas., an essential component. But fundamental problem that many anthropogenic natural activities carried...
The industrial discharge carries significant level of contaminants to the surface water and ground water. Whereas quality freshwater is very vital because highly use by human for drinking, bathing, agriculture other needs. presence from industries within may reduce yield crops growth plants; it also harmful aquatic living organisms, alters quality. Industrial pollution one major factors causing...
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