نتایج جستجو برای: tannery wastewater

تعداد نتایج: 34534  

2015
V. Mohan Saranya Devi

Industrial waste is one of the most essential sources of contamination in the surface environment. Among different industries, tannery industry releases huge amount of pollutants into the ecosystem. Long term disposal of the tannery wastes has resulted in wide contamination of agricultural land and water sources in different parts of India. An attempt was made to study the diversity status of d...

Ali Babaei Mehdi Ahmadi Mehdi Vosoughi Niri Nadali Alavi Nemat Jafarzadeh Zeinab Baboli zeinab ghaedrahmat,

Background: Phenolic compounds are found in wastewater of many industries such as pulp and paper, textile, petrochemical, oil refineries, production of phenolic resins, plastics, coal furnace, tannery, rubber reclamation plant, fertilizers, coke, paints, rubber, decolorizer, resins, rubber and phenol- formaldehyde resin industries. This study aimed to evaluate Moving Bed Biofil...

2016
Luis da Silva Abraão Tiago Batista Guimarães Raíssa de Oliveira Ferreira Wellington Alves Mizael da Silva André Luis da Silva Castro Guilherme Malafaia

Few studies have assessed the effects of tannery effluents intake in mammalian animal models, despite the discharge of tannery effluents into water bodies without treatment are environmental and public health problems in many countries. This study therefore aimed to evaluate the effects of the mice parental generation exposure to tannery effluent on the anxiety and depression behaviors in its o...

2011
Krystyna WIeCzoreK-CIuroWa

introduction Tannery waste management is a serious problem for tanning and leather industry facilities. Those branches generate large quantities of waste, consume substantial amounts of energy and in the general opinion are considered „air polluters”. The methods of tannery waste management applied thus far are insufficient, thus considerable portions of such waste are stored on landfills. The ...

2013
A. K. Tolkou A. I. Zouboulis P. E. Samaras

The aim of this work was the study of the combination of an inorganic pre-polymerized coagulant (PACl) with ferric species and polysilicic acid in various mixing order, Al/Fe/Si and OH/Al molar ratios, and two polymerization techniques for the production of a unique reagent representing a coagulant, more efficient than commercial PACl-18 and laboratory prepared PACllab for water or wastewater t...

Journal: :Water research 2007
Cristina S C Calheiros António O S S Rangel Paula M L Castro

Wastewaters from leather processing are very complex and lead to water pollution if discharged untreated, especially due to its high organic loading. In this study the survival of different plant species in subsurface horizontal flow constructed wetlands receiving tannery wastewater was investigated. Five pilot units were vegetated with Canna indica, Typha latifolia, Phragmites australis, Steno...

2017
Gyan Chandra Kashyap Shri Kant Singh

BACKGROUND The purpose of this study was to test the reliability, validity and factor structure of GHQ-12 questionnaire on male tannery workers of India. We have tested three different factor models of the GHQ-12. METHODS This paper used primary data obtained from a cross-sectional household study of tannery workers from Jajmau area of the city of Kanpur in northern India, which was conducted...

Journal: : 2023

Wastewater recycling for non-potable uses has gained significant attention to mitigate the high pressure on freshwater resources. This requires using a sustainable technique treat natural municipal wastewater as an alternative conventional methods, especially in arid and semi-arid rural areas. One of promising techniques applied satisfy objective reuse is constructed wetlands (CWs) which have b...

Journal: :Journal of environmental biology 2009
Kamlesh Nath Dharam Singh Shilpa Shyam Y K Sharma

The various dilution levels of treated tannery effluent (T.E.) (10, 25, 50 and 100%) and Cr6+ (0.5, 2.0, 5.0 and 10 ppm) were used in experiment to know their effect on seed germination, seedling growth, pigments and enzymes content in Black gram (Phaseolus mungo Roxb.). Chromium is known as the main toxic component of tannery effluent so its various concentration were given to know their effec...

Journal: :Sustainability 2022

Wastewater from tanneries may ruin agricultural fields by polluting them with trace metals. The synthesis of nanoparticles (NPs) algal sources and their application could help in decreasing hazardous materials, for environmental safety. potential zinc oxide made Oedogonium sp. was evaluated removal heavy metals leather industrial wastewater. Synthesized (0 (control), 0.1, 0.5, 1 mg) were applie...

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