نتایج جستجو برای: primary effluent
تعداد نتایج: 652544 فیلتر نتایج به سال:
In this study, the histological effects of textile industrial effluent in freshwater fish, Clarias batrachus was studied after 10, 20, and 30 days period exposure. The 24, 48, 72, 96 hours LC50 values were found to be 58.476, 53.231, 47.253, 37.429% respectively. During experiment, treated fishes showed abnormal behaviors like erratic swimming, hyper-excitation, rapid opercular movement, thick ...
Municipal wastewater treatment plants play a crucial role in reducing the microbial and pathogen load of human wastes before the end-products are discharged to surface waters (final effluent) or land spread (biosolids). This study investigated the occurrence frequency of noroviruses, Enterococcus faecalis and Enterococcus faecium in influent, final effluent and biosolids from four secondary was...
Natural estrogen, estrone (E1) is one of the most potent endocrine disrupting compounds (EDC). It is of primary concern due to its widespread presence in the aqueous environment and also due to its adverse impact both on aquatic life and potential risk to human health. Conventional waste water treatment plants are not designed to remove it, and most of it remains adsorbed on the activated sludg...
BACKGROUND Matrix metalloproteinases (MMPs) are crucial in the inflammatory and remodeling phases of wound healing. We previously reported the correlation between pro-inflammatory cytokines and timing of successful combat-wound closure. We now extend our studies to investigate the correlation between wound-remodeling MMP expression and wound healing. METHODS Thirty-eight wounds in 25 patients...
Contaminated midline abdominal wounds are often left open and allowed to close via secondary intention to prevent surgical site infections. Negative pressure wound therapy (NPWT) devices have decreased time of healing by secondary intention when compared to the prior standard of moist dressings. The authors report a modification of NPWT that utilizes the unique characteristics of the negative ...
Distillery effluent discharged as wastewater contains various toxic chemicals that can contaminate water & soil and may affect the common crops by using this water for agriculture irrigation. A laboratory work was undertaken to assess the co-relation between treated distillery effluent concentration and seed germination by using different concentration of distillery effluent like 0%, 25%, 50%, ...
Hazardous effects of an effluent from the chrome plating industry were examined by exposing transgenic Drosophila melanogaster (hsp70-lacZ) to various concentrations (0.05, 0.1, 1.0, 10.0, and 100.0 micro L/mL) of the effluent through diet. The emergence pattern of adult flies was affected, along with impaired reproductive performance at the higher dietary concentrations of the effluent. Intere...
A pot culture experiment was conducted to study the effect of biomass power plant effluent on seed germination, seedling growth and chlorophyll content of green gram (variety LGG 460) have been estimated at different effluent concentrations and time intervals. The effluent is alkaline in nature (pH 8.5), odorless, and comprises of heavy metals such as Cr (0.071 mg l(-1)), Cu (0.014 mg l(-1)), M...
The use of treated pulp mill effluent on eucalyptus plantation appears to be an attractive option for plant nutrition and water supply. It also constitutes a supplementary treatment process and a final disposal option for the mill effluent. This study aimed at the investigation and evaluation of the effects of bleached kraft pulp mill treated effluent on three typical Brazilian soils used for e...
To evaluate membrane bioreactor wastewater treatment virus removal, a study was conducted in southwest France. Samples collected from plant influent, an aeration basin, membrane effluent, solid sludge, and effluent biweekly from October 2009 to June 2010 were analyzed for calicivirus (norovirus and sapovirus) by real-time reverse transcription-PCR (RT-PCR) using extraction controls to perform q...
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