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, ...
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 ...
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 ...
Water hyacinths stem from Lake Tana, the largest Lake in Ethiopia, creating an economic
impact by affecting biodiversity and agricultural activities. The Lake has been critically
infected by the weed, and aquatic ...
Mango is one of the leading fruits produced by smallholder farmers in Northwestern Ethiopia,
especially in the midland and lowland areas of the Upper Blue Nile Basin. During the peak
season, farmers ...
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, ...
The purpose of this study is to evaluate the effect of polymers on the tensile adhesion
strength of cementitious tile adhesives in relation to their formulation. In Ethiopian
modern construction, ...
Leather making is a very long process and consists of many different chemical
and mechanical processes. The common raw materials of leather industries are
skins or hides, chemicals and water. ...
Skin and hide chrome shaving wastes from tanneries are generated during leather
processing. The chrome shaving wastes contained significant quantity of protein and
chromium which was dumped into sites or ...
Grape pomace valorization holds great potential for future production of pharmaceutical
ingredients, enzymes, flavors, pigments, phytochemicals, nutraceuticals, biomaterials, and
biofuel. The nutritional ...
Cement is obtained by heating a mixture of limestone with iron oxide, aluminium oxide
and silicon oxides; and grinding the resulting clinker together with calcium sulfates and
slag, limestone, ...
Polyurethane (PU) foams are versatile in various applications due to their easiness of cost
effectiveness and production process. The flexible polyurethane foam production cost is reliant on
the price of ...
‘‘Tella’’ is one of the Ethiopian traditional beverages prepared by mother’s traditional way of
fermentation from different ingredients and using different recipe. It is the most commonly consumed
alcoholic ...
‘‘Tella’’ is one of the Ethiopian traditional beverages prepared by mother’s traditional way of
fermentation from different ingredients and using different recipe. It is the most commonly consumed
alcoholic ...
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 ...
Molasses fermentation was a biological process in which sucrose from molasses was converted into cellular
energy that eventually produce ethanol and carbon dioxide. Super Eagle Alcohol and Alcohol Drink Factory
were ...
The growing utilizations of synthetic pesticides have caused more serious environmental and
health problems which as a result requires substitution of the existing pesticides by extracting
and using as biopesticides ...
Postharvest losses of tomatoes have been estimated to be more than 40%. Drying
tomatoes using the appropriate dryer and condition to the optimum storage moisture
content minimizes the postharvest loss. It has been ...
Previous studies have presented the existence of degree of fermentation, quality and shelf
life problems upon Ethiopian traditional beverage tella, and adversely affect the
industrialization of tella in the beverage ...