Production of Biodiesel by Enzymatic Transesterification: using Waste Cooking Oil as feedstock and Candida Antarctica Lipase B as Biocatalyst. CHAPTER 1 INTRODUCTON The high cost of bio-diesel‚ compared to petroleum-based diesel‚ is a major barrier to its commercialization. It has been reported that 60-90% of bio-diesel cost arises from the cost of the feedstock oil (C.C. Lai et al.‚ 2005). Studies showed the potential of waste-cooking oil (WCO) as a material for biodiesel production
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The optimal growth temperature for Glaciozyma antarctica PI12 is 12oC (Boo et al.‚ 2013). The upper temperature limit for growth is 20oC. However‚ some psychrophilic yeast such as Candida psychrophila (optimal growth temperature of 15oC) can tolerate temperature up to 25oC for three hours (Deegenaars & Watson‚ 2006). Low temperature for the growth of Glaciozyma antarctica PI12 is difficult to determine accurately. One of the factors is the technical difficulties to determine the amount of antifreeze
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threat of Global Warming is real and as severe as Al Gore makes it to be in his film “An Inconvenient Truth”. Humans are contributing to climate change. There is proof that we see in our everyday lives such as major increases in natural disasters‚ Antarctica‚ and the raise in carbon dioxide levels. When people say Global Warming is happening what actually is happening is our sun’s rays are heating up our Earth. Some of the rays bounce off Earth and go back to space. On the way back to space some of
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Readers? Persuasion is an attempt to convince readers to agree with a point of view‚ to make a decision‚ or to pursue a particular course of action (Rosa 629). The essay “Antarctica Belongs to All of Us‚ That’s Why We Must Preserve It” written by Ellen Ratner shows an example of this. In her essay‚ she explains that Antarctica does not belong to any one nation‚ but to everyone. Ratner goes on to say that we cannot drill for oil‚ minerals‚ or turn the continent into a tourist attraction. Ratner
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antartica‚ a wingless midge found only in Antarctica. This insect is also fascinating because Belgica can also survive the winters in Antarctica by freezing itself nearly solid or by reisisitng freezing by losing more than forty percent of its body water. Miami University conducts Antarctica expeditions that usually include a k-12 teacher who researches and brings the information back home to the classroom. Before the researcher traveled to Antarctica the school would conduct numerous assemblies
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sequel it will be flashbacks on why something happened. * Nonfiction Genre: * Philosophy The Story: Swimming To Antarctica * Character: Ms. Cox * Point of View: Third Person Omniscient * Writing Mode: Narrative * Swimming to Antarctica was a Narrative story because Ms.Cox was telling the story and she was the person who was actually swimming to Antarctica. *
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[pic] Leaving Certificate English [pic] Derek Mahon After the Titanic Daytrip to Donegal Grand Father Antarctica Themes 1. Theme of identity. Mahon is uneasy with his identity and feels estranged from his background. He recollects‚ mocks‚ criticises and rejects the essence of his Northern Irish identity and cultural roots: the austerity‚ the coldness‚ the selfishness‚ the isolation and the abandonment. 2. Theme of place
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they would fit together perfectly. There are also coal deposits that have been found near Antarctica. Now‚ if you may not have already known‚ coal only forms in swampy areas‚ when dead plants are covered up‚ and then‚ because of enormous amounts of heat and pressure‚ those dead plants will go through a chemical change in which it turns into stone. Now‚ Antarctica is located
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the wilderness‚ we often think of danger. Humans’ attempt to explore and interfere with the wilderness almost always results in tragedy‚ especially in a place like Antarctica. Angels in America‚ however‚ offers a different but interesting perspective of this ice desert. Harper‚ in terror of losing her family‚ finds shelter in Antarctica. This icy land becomes a cocoon that protects her from all the sadness and terror that she is facing in the real world. In her fantasy‚ she dreams of building a new
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These penguins are only found in the South Pole in Antarctica. The creatures can do many amazing things
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