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» CHAPTER ONE 1.0 INTRODUCTION 1.1 BACKGROUND OF THE STUDY Nearly, all insecticides have the potential to significantly affect ecosystem, many are toxic to human and others are concentrated in food chains. It is necessary to balance agricultural needs with environmental and health issues when using insecticides. It is crucially important that all the rural derive in Nigeria are educated on the need ...Continue Reading »
50 pages | 744 engagements |
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» CHAPTER ONE INTRODUCTION Paint is a fluid, or semi fluid material which may be applied to surfaces in relatively thin layers, and which changes to a solid coating with time. The coating with time. The change to a solid material may or may not be reversible, and may occur by evaporation of solvent by chemical reaction, or by a combination of the two. Paints usually consist of vehicle or binder, a p...Continue Reading »
50 pages | 570 engagements |
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» CHAPTER ONE INTRODUCTION 1.1 BACKGROUND OF STUDY Activated carbon, also widely known as activated charcoal or activated coal is a form of carbon which has been processed to make it extremely porous and thus to have a very large surface area available for adsorption or chemical reactions (Mattson et al., 1971). The word active is sometimes used in place of activated. It is characterized by high deg...Continue Reading »
50 pages | 495 engagements |
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» CHAPTER ONE 1.0 INTRODUCTION 1.1 Crude Oil Pollution Petroleum hydrocarbons are widespread in our environment as fuel and chemical Compounds. The uncontrolled release of petroleum hydrocarbons negatively impacts many of our soi1 and water resources. The contamination can result from leaking Underground Storage tanks (UST), petroleum refineries and bulk storage facilities, broken oil pipelines, spi...Continue Reading »
50 pages | 603 engagements |
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» CHAPTER ONE INTRODUCTION 1.1 BACKGROUND OF STUDY Energy is commonly defined as the ability to do work or to produce heat. Normally heat could be derived by burning a fuel (i.e. a substance that contains internal energy which upon burning generates heat). (IEA, 2004). The energy system today is highly dependent on fossil fuel with coal, fuel oil and natural gas accounting for about 80% of world pri...Continue Reading »
50 pages | -1 engagements |
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» CHAPTER ONE INTRODUCTION The oil and gas industry is increasingly looking towards unconventional resources like heavy oil to help satisfy world energy demand as conventional reserves are continuously depleted due to several years of production and consumption. Viscous oil hydrodynamic characteristics are different from conventional oil (light) due mainly to its physical properties .As a result of ...Continue Reading »
50 pages | 581 engagements |
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» CHAPTER ONE INTRODUCTION Since 1772 Ac, the ancient Greek’s and the Roman Empire has successfully been equipment for separation to carry out separation operation. In the past, there are different separation apparatus invented either for the purpose of size reduction or for size separation process such as decapitation and filtration. But later, a way of separating liquid from liquid by distil...Continue Reading »
50 pages | 488 engagements |
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» CHAPTER ONE INTRODUCTION The need for table comes only second to the need for seats in out door furniture. They will vary from permanent structures attached to the ground and of sufficient size for many people to enjoy meals, to smaller tables that can be moved to others, which may be folded and stowed away. Folding tables are described as one of the type of table. Within the other categories exis...Continue Reading »
50 pages | 564 engagements |
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» CHAPTER ONE INTRODUCTION Cellophane sealing machine is basically used for cellophane and nylon materials sealing. It is a machine that uses the principle of light, heating materials or element to seal two impressed surfaces or even more impressed surface depending on the nylon usage and application. The packaging phenomenon was previously done by the use of paper bags but as time went on, this met...Continue Reading »
50 pages | 480 engagements |
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» CHAPTER ONE INTRODUCTION 1.1 BACKGROUND OF THE STUDY Hotland et al (1999) that distillation was one of the mankind earliest form of water treatment and it is still a poplar treatment solution. throughout the world today Holland etal (1999) said that in ancient days, the Greece used this process on their slip to convert sea drinking water. He also went further to say that water was classified for u...Continue Reading »
50 pages | 428 engagements |
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» CHAPTER ONE INTRODUCTION Size reduction in any industry is a very important operation because it involves the breaking down of larges particles by means of mechanical method into smaller and finer size. It is a major process in some industries like food processing industries, plastic industries, paint and drug industries, ceramic industries, cement industries and groundnut processing industries fo...Continue Reading »
50 pages | 463 engagements |
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» CHAPTER ONE INTRODUCTION 1.1 BACKGROUND OF STUDY The project entitled construction of soap cutting device is aimed at producing equipment for the size reduction of manufactured soap into shape, size, design and patterns. Soap cutting device is the equipment used for cutting or size reducing of soaps. It is the tool used for cutting, size reducing and slicing bulks of much trial and error, soap cat...Continue Reading »
50 pages | 605 engagements |
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» CHAPTER ONE INTRODUCTION A steel shelf is a set of shelves made of steel with compartments and partitions where books or files and other reference materials are kept in the libraries. It can be used to store chemicals and other laboratory equipments or apparatuses in the laboratories. It can also be used to store other valuable materials at home and industries. When used in libraries for packing b...Continue Reading »
50 pages | -1 engagements |
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» CHAPTER ONE INTRODUCTION This is a hand pushed vehicle, consisting of a dish shapes body supported on two shafts, arrangal in a “V” shape with handles at the spread end and a wheel and axle at the point. The wheelbarrow at the axle, the serve applied at the handles and coal or resistance between the two in the body. It is used by laborers, farmers, gardeners and others for transporting...Continue Reading »
50 pages | 524 engagements |
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» CHAPTER ONE INTRODUCTION HISTORICAL BACKGROUND (PREAMBLE) Technology has played an important role in man’s development and thus, has helped to shape the world as it is seen today. This could be seen in all facets of industrial ventures, hence the introduction of new products into the market. Man’s growing desire to hold two or more substance together by surface attachment so that they ...Continue Reading »
50 pages | 420 engagements |
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» CHAPTER ONE INTRODUCTION Cassava was known to the world before the discovery of America. The Portuguese settlers found the native Indian’s in Brazil growing the cassava plant and Pierre Marty wrote in 1490 that the poisonous roots of a “Yucca” were used in the preparation of bread. Cassava were introduced to the Westerner const of Africa in the sixteenth centuries while the word ...Continue Reading »
50 pages | 449 engagements |
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» CHAPTER ONE INTRODUCTION The emergence of polish technology in engineering is apparent offshoot of complexities resulting from the induction of substances that produce desired gloss and provides a protective coating for the surface of the materials, changing it to a dry adherent film. Therefore, polish is a substances usually wax based, which when applied to a sequence was based, which applied to ...Continue Reading »
50 pages | 562 engagements |
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» CHAPTER ONE 1.0 INTRODUCTION 1.1 Background Biodiesel has tremendously gained popularity because it is a renewable and environmentally friendly fuel. It is a major key component in the motor diesel engines today because of their attractive features. It represents a largely closed carbon dioxide cycle (approximately 78%), as it is derived from renewable biomass sources. Compared to petroleum diesel...Continue Reading »
50 pages | 451 engagements |
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» CHAPTER ONE 1.0 INTRODUCTION Over several years the petroleum industry has been facing challenges associated with stuck pipe. Stuck pipe has caused a major drilling cost for the drilling industry worldwide and various cost estimates carried out have indicated that the cost of fixing stuck pipe issues exceeds $250 million per year (Bradley et al., 1991). Problems of stuck pipe can range from minor ...Continue Reading »
50 pages | 385 engagements |
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» CHAPTER ONE 1.0 INTRODUCTION With the limited availability of conventional petroleum diesel and, also, as a result of environmental concerns, fatty acid methyl Ester, otherwise known as biodiesel, which is an alternative fuel, is currently receiving attention in both academic and industrial research. This material can be used to replace petroleum diesel without any modification because their prope...Continue Reading »
50 pages | 448 engagements |