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Process Engineering: Recent submissions

Now showing items 41-60 of 89

Evaluation of Papaya seed extract as coagulant for potable water treatment in the case of Tulte River for the community of Yekuset district

Anwar, Yimer Yesuf (2020-08)

The high cost of chemical coagulants and their accessibility for water treatment makes most people in rural community to resort to readily available surface water which are usually of low quality exposing them to different ...
DIETARY DIVERSITY AND ASSOCIATED FACTORS AMONG HIV POSITIVE ADULTS ATTENDING ANTIRETROVIRAL THERAPY CLINIC AT FELEGE HIWOT COMPREHENSIVE REFERRAL HOSPITAL, NORTHWEST, ETHIOPIA.

HIWOT, AHMED SAID (2020-07)

Background: Dietary diversity is the consumption of variety of food items over a reference time. It is one of the important indicators to assess the nutrient adequacy and diversity of diet. However, little is known about ...
PREVALENCE AND ASSOCIATED FACTORS OF UNDERWEIGHT AMONG CHILDREN ATTENDING DAYCARES IN KIRKOS SUB-CITY, ADDIS ABABA, ETHIOPIA

LEELEE, G/EGZIABHER (2020-07)

Background: Childhood underweight is internationally recognized as an important public health problem and its devastating effects on human performance, health, and survival are well established. Children can spend the ...
Spatial and Temporal Variations of Pollution load in Southern Gulf of Lake Tana

Mestawot, Girma (2020-07)

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 ...
APPROPRIATE COMPLEMENTARY FEEDING PRACTICE AND ASSOCIATED FACTORS AMONG MOTHERS OF CHILDREN AGED 6-23 MONTHS IN QUARIT DISTRICT, NORTH WEST ETHIOPIA

AMARE, ADMASSU (2020-06)

Introduction: Complementary feeding is the central pillars supporting healthy growth and development of children. Lack of appropriate breast-feeding and complementary feeding practice are the main cause of under nutrition. ...
Extraction and Evaluation of the Insecticide Activity of Agave Sisalana Leaf

Masresha, Assefa Yimer (2020-07)

The adverse side effects of synthetic chemical pesticide for control of harmful parasites, agricultural and home insects on the environment and human health shifts to a new botanical product. The study aimed to explore ...
NUTRITIONAL STATUS AND ASSOCIATED FACTORS AMONG ADULT HIV PATIENTS TAKING ART FROM HEALTH FACILITIES OF YLMANADENSADISTRICT, NORTHWEST ETHIOPIA, 2020

ENDALEW, BAILEYEGN BIRHANU (2020-07)

Background– Human immunodeficiency virus/ Acquired immunodeficiency syndrome (HIV/ AIDS) remains a major global public health problem, mainly to the sub-Saharan African countries. The consequence of HIV/AIDS is serious ...
DIETARY DIVERSITY AND ASSOCIATED FACTORS AMONG LACTATING WOMEN IN WORETA TOWN, SOUTH GONDAR ZONE, ETHIOPIA

NIGUSSIE, BELIE (2020-07)

Background: Dietary diversity is defined as the number of different foods or food group consumed over a given reference period. In developing countries, dietary diversity is a challenge for rural and urban communities ...
ENVIRONMENTAL PERFORMANCE EVALUATION OF FLOWER FARMS IN WOLMERA DISTRICT, OROMIA REGIONAL STATE, ETHIOPA

TAFESSE, HAWERA SEYOUM (2020-06)

Cultivation of cut flowers are a new agricultural sector in Ethiopia which currently generate high amount of incomes for the country developments. Despite of its significant contribution for economic developments; many ...
MODIFICATION OF BITUMEN USING WASTE POLYETHYLENE TEREPHTHALATE DERIVED POLYURETHANE: EXPERIMENTAL INVESTIGATION WITH IN-SITU POLYMERIZATION REACTION

DESALEGN, ABERA (2020-07)

Bitumen modification is an important solution to reduce the scarcity of bitumen and to advance the overall properties and performance of bituminous mixtures. Polyethylene terephthalate (PET) can be used as a modifier after ...
THE ASSOCIATION BETWEEN STUNTING AND ACADEMIC SCHOOL PERFORMANCE AMONG PRIMARY SCHOOL CHILDREN IN DERA DISTRICT, NORTH WEST ETHIOPIA, 2019

TAREKEGN, TIGABIE (2020-07)

Background: Optimal cognitive, emotional development and physiological function in children and adolescents requires access to food of adequate quantity and quality at all stages in life. Recurrent food insecurity as ...
COMPARATIVE LIFE CYCLE IMPACT ASSESSMENT FOR CEMENT MORTAR- BRICK AND FIBERGLASS REINFORCED HOUSEHOLD BIO-DIGESTERS

FIKRU, ABERA SIME (2020-02)

This study has been conducted to do life cycle environmental impact assessment for cement –mortar brick household bio-digester and reinforced fiberglass household bio-digester. Primary and secondary data are used for the ...
OPTIMIZATION OF CHEMICALS ON JUICE CLARIFICATION TO REDUCE SUCROSE LOSSES AND SCALE FORMATION

TESFAYE, TEWODROS (2020)

In this study, optimization has been applied to chemicals such as phosphate, lime and SO2 on juice clarification in the cause of MSF to reduce sucrose losses with filter cake and final molasses and to minimize scale ...
Suitable site selection for solid waste disposal by using geographic information system and remote sensing in Assosa Town, Benishangul-Gumuz National Regional State, Ethiopia

Kebede, Morka (2020)

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 ...
EXTRACTION AND CHARACTERIZATION OF ESSENTIAL OIL FROM FRANKINCENSE

FEREDE, MENGISTU (2020)

Currently, Essential oils are widely used in various fields of industries such as perfumers, food industries and pharmaceuticals. The main objective of this research was to extract and characterize essential oil from ...
Master Thesis on Extraction and Evaluation of the Insecticide Activity of Agave Sisalana Leaf

Assefa, Masresha (2020)

The adverse side effects of synthetic chemical pesticide for control of harmful parasites, agricultural and home insects on the environment and human health shifts to a new botanical product. The study aimed to explore ...
NUTRITIONAL STATUS AND ASSOCIATED FACTORS AMONG ADULT HIV PATIENTS TAKING ART FROM HEALTH FACILITIES OF YLMANADENSA DISTRICT, NORTHWEST ETHIOPIA, 2020

BAILEYEGN, ENDALEW (2020)

Background– Human immunodeficiency virus/ Acquired immunodeficiency syndrome (HIV/ AIDS) remains a major global public health problem, mainly to the sub-Saharan African countries. The consequence of HIV/AIDS is serious ...
Modification of bitumen using Waste Polyethylene Terephthalate Derived Polyurethane: Experimental Investigation with in-Situ Polymerization Reaction

ABERA, DESALEGN (2020-10-08)

Bitumen modification is an important solution to reduce the scarcity of bitumen and to advance the overall properties and performance of bituminous mixtures. Polyethylene terephthalate (PET) can be used as a modifier after ...
Investigation of ethanol-kerosene blends as a fuel for household stove and lamp

ADANE, BELETE (2020)

Partial replacement of fossil fuels by biomass based alternative fuels is considered as a possible option for household applications. These are becoming a primary choice due to diminishing petroleum reserves and increasing ...
Synthesis and characterization of biodegradable plastic from mango seed starch reinforced with micro-pottery clay

Tezera, Asmare (2020)

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 ...

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