The first known use of the word in biological text was in 1961 when employed to describe the breakdown of material into the base components of carbon‚ hydrogen‚ and oxygen by microorganisms. Now biodegradable is commonly associated with environmentally friendly products that are part of the earth’s innate cycle and capable of decomposing back into natural elements. Biodegradation is the chemical dissolution of materials by bacteria or other biological means. Biodegradable matter is generally organic
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l method For the proposed analytical method we used SPSS Student Version 17.0 for Windows. This program helped us to rearrange and organize the data we gathered from the survey. Furthermore it allowed us to analyze and interpret the data into expressive information. With the aid of SPSS we find scale data such as frequencies‚ mode‚ median‚ range‚ variance and standard deviation. In addition cross tabulations‚ descriptive analysis techniques and inferential analysis techniques 4.0 RESEARCH
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challenge to the present generation. Sources The main sources of plastic pollutants are the polythene bags. Besides this the broken home appliances made of plastics‚ broken plastic chairs and furnitures mainly contribute to the waste materials. The industries producing plastic materials also release plastic waste materials into the land and water sources. There are several drawbacks of using polythene: * It creates unaesthetic appearance in public places‚ residential colonies‚ tourist spots
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investigate the factors which affect the capacitance of a parallel-plate capacitor using a reed switch. Apparatus: - reed switch - signal generator - capacitor plates of area about 0.24m X 0.24 m 1 pair - polythene spacers ( 10 X 10 X 1 mm ) - polythene sheet‚ same area as capacitor plate 1 mm thick - battery box with 4 cells 2 - voltmeter - light-beam galvanometer - standard mass‚ e.g. 100g - resistance substation box - CRO
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1. Introduction This report not only lays out but also analyzes the feasibility of the paper bag manufacturing business as far as this very start up is concerned. King Paper Bag Manufacturing Company is going to be a small start-up by Carry John in Kampala‚ Uganda by next year-2015. This analysis therefore details the findings by the founder that were collected from his research in Uganda and also goes on to show how feasible the concept of paper bag manufacturing is in a market like Uganda. 1.1
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sacks are the most convenient option. Sacks may be made of either polypropylene‚ jute or sisal. The choice of bag size should meet the requirements of the Farmers’ Organisation. Typically‚ 50kg bags are favoured since these are more easily handled than say 100kg bags; most 50kg bags are made of open weave polypropylene. If second-hand bags are to be used then they must be thoroughly cleaned before use‚ this is most easily done by plunging them in boiling water and then allowing them to dry‚ before filling
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Part 1 A） Chemist 1: New product development This career role involves the development of new paints to meet changing market needs. The chemist would be working as a member of a team developing and testing new colloidal paints to suit specific purposes. This might include weatherproof paints‚ which retain their colour and are resistant to solar radiation‚ or indoor paints that can be easily and repeatedly washed. Chemist 2: Environmental monitoring This career role as a public servant could
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whilst collecting the sample or in storage and the continuity of the evidence from crime scene to lab to court. There are many different types of packaging available including polythene evidence bags with labels and tamper proof seals. Brown paper sacks are used for clothing or soil samples where use of polythene might cause the sample to decay .Boxes are used
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Choose two texts by different writers which highlight a strong theme which you could identify. Name the theme and then go on to examine how the writers effectively highlight it for you. Two texts by different authors which highlight a strong theme with which I could identify are ’Dawn Shoot’ by Seamus Heaney and ’Lake Scene’ by David Wright. The theme of these two poems is Man versus Nature. ’Dawn Shoot’ by Seamus Heaney is a poem about two men‚ Heaney himself and his friend Donnelly‚ who go out
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INTRODUCTION The Student Industrial Work Experience Scheme (SIWES) programme was design to enable student to have a more experience or practical knowledge on their field of study. It also provides an avenue for students in Nigerian universities and polytechnics to acquire an industrial skills and experiences in their different fields of studies. It helps the student to apply their theoretical knowledge learnt in the class and appreciate what they learnt. In faculty of agriculture‚ the program
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