Results 71 to 80 of about 214,794 (176)
Effects of ozone and GAC on the removal of acetylsalicylic acid [PDF]
The presence of pharmaceutical micropollutants from different families in water has become a serious environmental and human health problem. The treatment processes used to eliminate pharmaceutical pollutants are limited, and only some areeffective in ...
Oussama Khemis +2 more
doaj +1 more source
The role of microalgae in effective instream agricultural wastewater treatment
The Egyptian water crisis has encouraged the exploration of innovative solutions for wastewater treatment. One promising approach is using treated agricultural drainage water for its large amount per year and low pollution.
Aya Moustafa +3 more
doaj +1 more source
Advanced chitosan-based composites for sustainable removal of Congo red from textile wastewater
The non-biodegradable Congo red (CR) dye which is widely used in textile industries has poses carcinogenic risks due to its complex reactions that may generate benzidine. Effective treatment of industrial effluent containing CR dye is imperative.
Sarah Elhady +4 more
doaj +1 more source
IIT Hyderabad develops sanitary napkins that absorb better [PDF]
Chandra Shekhar Sharma from the Department of Chemical Engineering, IIT Hyderabad and his team turned to nanotechnology to produce cellulose-based nanofibre for use as an absorbent core in sanitary napkins.
IITH, Library, Sharma, Chandra Shekhar
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The new urban wastewater treatment directive from the perspective of the receiving rivers’ quality
Background The European Union is reformulating key water management directives: the Urban Wastewater Treatment Directive (UWWTD) and the Water Framework Directive.
Máté Krisztián Kardos +3 more
doaj +1 more source
SANITARY ENGINEERING NOTES. [PDF]
ROBERT SPURR WESTON, E. BARTOW
openaire +26 more sources
Domestic oven heated by a concentrating solar collector [PDF]
A project to power a domestic oven by solar energy was developed. The focal axis of a cylindrical parabolic reflector usually reaches temperatures of up to 250ºC. A heat transfer fluid carries this heat to the heat exchanger in the oven. Current domestic
Lloveras Macià, Joaquín
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Methodology of the biological risk classification of animal pathogens in Belgium [PDF]
The biological hazards posed by micro-organisms have lead to their categorisation into risk groups and the elaboration of classification lists. Current classification systems rely on criteria defined by the World Health Organization, which cover the ...
Boyen, Filip +8 more
core +1 more source
Modified zeolites in ground water treatment [PDF]
There are presented results of technological experiments carried out in Water Treatment Plant Kúty. The goal of this study was to compare modified zeolite known as clinoptilolite (rich deposits of clinoptilolite were found in the region of East Slovakia ...
Barloková, Danka +2 more
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