The most important petroleum fraction is lubricating oil that is used in almost all vehicles and
machines. After running of thousand kilometers, a vehicle needs to change the lubricating oil it
was using because ...
Chromium(VI) discharge to the environment is becoming great concern for world. Even though there are enormous techniques for removal of chromium(VI), there is still a huge gap on alleviating the problem. Therefore, introducing ...
The increasing energy demand and growing number of pollution inspired researchers to
explore more energy-efficient and environmentally friendly process technologies. Process
integration has been used as a holistic ...
Due to its flavor, aroma and stimulant nature, coffee becomes the second most drinkable liquid next to water all over the world. These natures develop very well during roasting, but there is a problem of partial charring ...
A mathematical model was developed to describe the heat and moisture transport pro
cesses occurring in the convective drying of injera. The numerical systems of heat and
moisture partial differential equations (PDEs) ...
Lake Tana water quality and biodiversity have been declined from year to year associated with point and non-point source contaminant from agriculture intensification, industrialization and urban pollution. Untreated discharge ...
The study was conducted at Guna Spring Water Bottling Factory in Kimir Dingai, Farta Woreda, found in South Gondar Administrative Zone of the Amhara Region, Ethiopia. The altitude of the area is 4300m above sea level in ...
Nowadays postharvest loss of grains due to storage system is a critical issue especially in sub
Saharan African countries. As it is stated in some literature the cost of food lost in post-harvest
due to storage is much ...
The problem of environmental pollution and health hazards due to inappropriate solid waste disposal is critical in developing countries like Ethiopia, Assosa town is one of the town in Ethiopia facing from environmental ...
Water hyacinth (Eichornia crassipes) is a hazardous and fast-growing invasive aquatic
species for which international concern has been risen due to its environmental influence.
Textile industries are released large ...
There is an increasing demand for biodegradable bioplastics, which can replace petroleum-based non-degradable plastics, which have a great impact on the environment. Starch-based biodegradable films are thermally unstable ...
Soap is a cleaning agent that helps to remove dirt and grease from porous surfaces such as
fabrics, clothes, and/or non-porous surface such as metal plastics. Vegetable oils, either
edible or non-edible, are widely used ...
Chitosan and clays are both naturally occurring, plentiful minerals. A variety of technologies are
used to remove pollutants from wastewater, but adsorption is thought to be the most effective,
clear, efficient, ...
In this study, waste corrugated cardboard (WCC) was selected as a feedstock to prepare carboxymethyl cellulose. Compositions of untreated WCC were α-cellulose 63.09±0.985%, hemicellulose 10.85±0.924% and lignin 11.92±0.351%. ...
Ion-exchange water softener used in commercial and industrial applications to reduce hardness.
The water is passed through a negatively-charged resin initially containing sodium ions in the
softening cycle, ...
Grape pomace valorization holds great potential for future production of pharmaceutical
ingredients, enzymes, flavors, pigments, phytochemicals, nutraceuticals, biomaterials, and
biofuel. The nutritional ...
The conversion of lignocellulosic biomass to solid biofuel energy and value-added
products is globally gaining significant importance. This thesis aims to study briquette
production potential as an alternative energy ...