Energy and Environment Group Project Is plastic pellet spill incident in HK waters solvable? 2012/2013 Sem 1 Class: 88-167-01-08 Cheung Hin Long(10548963) Cheung Chi Cheung(10549999) Mak Chi Kit Oscar(10550937) Energy and Environment Project Is plastic pellet spill incident in HK waters solvable? Table of Content 1 Introduction……………………………………………………………3 2 Process……………………………………………………………………3 3 What is the plastic pellet…………………………………………4 4 Properties………………………………………………………………
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decomposes more easily than plastic Paper is recycled more frequently than plastic Cons 14 million trees are cut down yearly for the manufacturing of paper. Thousands of gallons of fresh water and bleach are used to clean the pulp in the production of paper bags Paper produces 70% more air pollution and 50 times more water pollutants than plastic bag production. It takes 4 times as much energy to manufacture a paper bag as it does to manufacture a plastic bag. Plastic Pros Convenient
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Plastic –Modern Invention that changes the world Born in the 20th century and grew up in the 21st century‚ my life involves many new development and invention from head to toe and every aspects to benefit our life. Things are changing around us very dramatically and very quickly in each century subject to the demand and resources change. Modern inventions cover from hardware‚ technology‚ manufacturing‚ information‚ medical‚ education‚ telecommunication‚ sport and even food. I would say that several
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Ever since plastic was first introduced almost a decade ago‚ we have seen an increased trend in pollution‚ especially in the ocean. You cannot hide or run away from plastic. Plastic is literally everywhere‚ from the clothes you’re wearing to even the IV bags used in hospitals. Do you see the toys your children are playing with? Yes‚ those are also made from plastic. Plastic has made itself into an everyday essential because it’s convenient and cost effective. Plastic isn’t the only thing that ends
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Introduction Amongst the myriad of literature on the issue of plastic bag usage‚ multiple perspectives have been brought up and discussed. In this critique‚ I will be highlighting some of these issues discussed and provide my analysis on the article. Summary of Key Issues In Singapore‚ it is commonplace to issue free plastic bags. As plastic is non-biodegradable‚ it causes pollution and consumes significant amounts of precious resources including petroleum and land. The manufacturing also produces
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USING PHENOL AND FORMALDEHYDE. INDRODUCTION: WHAT IS BAKELITE? Bakelite or polyoxybenzylmethylenglycolanhydride is an early plastic. It is a thermosetting phenol formaldehyde resin‚ formed from an elimination reaction of phenol with formaldehyde. It was developed by Belgian-born chemist Leo Baekeland in New York in 1907. One of the first plastics made from synthetic components‚ Bakelite was used for its electrical non-conductivity and heat-resistant properties in electrical insulators
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University IBMS department Tutor: Location: HZ University of Applied Sciences‚ Vlissingen/Netherlands Date: 9.01.2014 Course: Information Literacy Student: Student number: Plastic Recycling What should we do with our plastic rubbish? Content 1. Introduction The task for the students was to write about a topic that interested them‚ and to apply the learned knowledge and skills in connection with the course information
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CHAPTER 1. 1.INTRODUCTION OF PLASTICS IN AUTOMOBILE Although the rate of usage of plastics in motor cars and commercial vehicles is increasing year by year‚ the actual percentage of plastics found in an average car is between 15-20%. However it is realized by both automobile and the plastic industry that this is just the beginning and the amount of plastics used in vehicles will treble in the next five years‚ at the expense of steel and its alloys. In essence the reason for the spectacular
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What is plastic?? A material that contains one or more organic polymers of large molecular weight‚ solid in its finished state and at some state while manufacturing or processing into finished articles‚ can be shaped by its flow. Types of plastics 1.Thermosets. 2.Elastomers. 3.Thermoplastics. NATURAL RESINS solids or semi solid materials light yellow to darkbrown in colour carbon‚ hydrogen and oxygen. globules on the bark . SYNTHETIC RESINS derived primarily from petroleum
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Look around at the local surroundings. How many objects are made of or just contain a bit of plastic? There is a high amount of plastic being used for all kinds of objects for daily use. Plastic is used all the time and most people never really think twice about it. Plastic is becoming too common in the world today and is harming our environment (Manrich. 2009). People do not realize the effects plastic over-usage has on the world but if each person were to really take time to think about this over-usage
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