Nmerits and demerits of plastics pdf

Each has advantages and disadvantages and there is considerable overlap, from a. For example, plastic chairs, tables, bottles, fabric, etc. Biodegradable plastics also help conserve petroleum supplies. Plastic pollution from the land gets carried into the sea and other water bodies plastics may be carried into the sea through rivers, streams, and storm drains ships may also be a source of pollution out at sea consequences. The benefits of plastic products and their sustainability. Yet, plastic comes with serious health risks, too, and its very durability means it doesnt break down or erode easily, instead piling up in landfills and oceans. There are a variety of methods used to process plastic.

Dec 28, 2019 polycarbonate panels are very light when compared to the glass, the acrylic or the other plastics, so they offer easy transportation, installation and lower labor costs and the biggest advantages of polycarbonate is its impact strength. Feedstock comes from fossil fuels a nonrenewable r. Polyethylene is the most popular and commonly used plastic in the world, used in shopping bags, toys and shampoo bottles. Applications and societal benefits of plastics article pdf available in philosophical transactions of the royal society b biological sciences 3641526. Now coming to your concern how dependent should should be people in india. Most of this plastic waste arises from terrestrial and marine sources, through either. What are the advantages and disadvantages of manufacturing of. Merits demerits plastic money based experience people. Those disadvantages can range from lack of durability in certain uses, chemical risks, and environmental harm to potential choking hazards. The advantages and disadvantages of biodegradable plastics give us hope for the future because there is an opportunity to reduce our reliance on fossil fuels.

Its tough, resilient, and excellent at absorbing shock. Jul 27, 2009 plastics have the advantage of a high strengthtoweight ratio, allowing minimal material usage and low cost in packaging design figure 3 b, which illustrates the use of plastics and glass packaging for the same product. Jun 29, 2018 advantages and disadvantages of plastic full essay in points disadvantages of plastic. Plastic has benefited our society in a number of ways.

Applications and societal benefits of plastics rti. Each method has its advantages and disadvantages and are better suited for specific applications. Plastic its merits and demerits plastic has become very necessary in day to day life. Here are some of the most important benefits of using plastic. The versatility of plastics can meet almost any requirement from designers and customers. The strength, durability and flexibility of plastic makes life easier, improves and even saves lives, and also money. It includes production volumes and current consumption patterns of five main commodity plastics. Plastic is a polymer which has a linear or crosslinked arrangement. So let us check it out some points of recycling to know more about recycling materials. Plastic money pros and cons technology has changed the way we deal with money giving us more convenience and easy access to funds from anywhere. Thermoplastics properties, types, uses, advantages and. Jul 17, 2019 additionally, because many plastics are based ultimately on crude oil, there is a continuous rise in the cost of raw materials that chemical engineers are trying to workaround. Nov, 2014 both abhishek menon and prithvi chatterjee have written answer to your question quite correctly. Plastics can be recycled at the end of use, typically for a maximum of six times.

It is durable, low cost, water resistant, lesser energy and heavy chemicals requirements in. Advantages and disadvantages of using plastics plastics are manmade material that can be moulded into different colours and shapes. Polypropylene is a very useful plastic for injection molding. Its one of the main reasons cars are able to get safer and safer everyday. What are the advantages and disadvantages of using plastics. Plastic money has provided us with the ease of conducting transactions in our. The advantages and disadvantages of polyethylene kempner. It is when we litter or are wasteful that the disadvantages of plastics become. Acc does not make any warranty or representation, either express or implied, with respect to the. They are used by people for every sort of baggage and packaging. Harmful effects of plastics on health and environment h. Plastic means easy to bend or mould into different shapes. In fact, the industry is the second largest consumer of plastic, followed only by the packaging industry. Conventional plastics are our benchmark for performance so were looking for alternatives superb functional performance.

With 30years of experience of working in the modern plastics industry. Consumes very little electricity to produce can be manufactured cheaply and in huge quantities incredibly strong relative to its weight. Most of us use plastic money today, but it is necessary that we clearly understand the merits and demerits of it. Building and construction industry from the moment famous bakelite appeared in the first decade of 20th century, plastic became one of the most used building blocks of modern construction industry. Dec 29, 2014 some examples of recycling materials are as follows. Plastics have the advantage of a high strengthtoweight ratio, allowing minimal material usage and low cost in packaging design figure 3 b, which illustrates the use of plastics and glass packaging for the same product. Stand up pouches are also one category of bags utilized for storing the things and keeping it strong and levelheaded. Plastics in the building and construction industry.

It all started with a simple credit card that allowed you to make purchases today and pay later. Plastics are lightweight and durable and their versatility in colour, touch and shape gives tremendous marketing advantages. It is usually made in factories by melting the grains and poured into moulds and are synthetic. Plastic money was introduced in the 1950s and is now an essential form of ready money which reduces the risk of handling a huge amount of cash. This is generally performed on the thin sheet of aluminum or thin sheet of glass or plastic. As like advantages the first disadvantages of plastic is the strong and durability is beneficial when it comes to protection but these same features turn evil when it comes to decomposition. Impact of excessive use of plastics on the environment. Oct 25, 2018 the strength, durability and flexibility of plastic makes life easier, improves and even saves lives, and also money. Innovative and new kind of plastic packaging and bags are uploaded in. Traditional plastic comes from heating and treating oil molecules until they turn into polymers, representing about 2. Further, technological advancements lead to a new trend where most banks gave you one atm card or. At the same time, the amount of packaging on an individual food product or other consumer item has increased. We are often told that we are living in a technological age. Vvlive is a high quality 1 to 1 video chat app, we are looking for users.

You can earn money by inviting other guys to be our premium memer you will gain 50 vcoin by a person register and become our premium member through your sharing. Read pros and cons, negative and positive effects of. In part 2, we will be focusing on how polypropylene is relevant in regards to the injection molding world. What are the merits and demerits of land fill method for dumping. In barter system, there is the direct exchange of commodities and services against commodities and services in the society. Marketers see packaging as a design and information opportunity, while to consumers, its something to discard. There are several diseases caused by plastic and papar waste product in many. Introduction 3 facilitated by the use of money, as distinct from a barter system, where no money is employed. Plastic is used for building, construction, electronics, packaging gladwrap and transportation industries. While packaging does improve safety, offer convenience and reduce theft, it also. Underlying evilsthough it may look all trendy and flashy to own plastic money especially credit cards, you may be surprised to know, owning it is extremely harmful and risky as well. Used to make water bottles, pens, plastic bags, cups. Qlwlrqri3odvwlf plastic is an organic material manufactured from petroleum derivatives. Polycarbonate panels are very light when compared to the glass, the acrylic or the other plastics, so they offer easy transportation, installation and lower labor costs and the biggest advantages of polycarbonate is its impact strength polycarbonate roofing panels are very lightweight, so, they can be installed anywhere, there is no special support system is needed to be able to.

To manufacturers, packaging is an added but necessary expense. The reason behind this is that they are made of petrochemicals, a nonrenewable source of energy. In part 1 of this series, we talked about the history of polypropylene as well as its most important properties. Barrier, optics, sealability, cost benefit from massive economies of scale and therefore often deliver impressive sustainableprocess results but, petroleum derived and therefore fundamentally finite. Many studies comparing plastic versus paper for shopping bags show that plastic bags have less net environmental effect than paper bags, requiring less energy to produce, transport and recycle. It is hard to break down which means that the landfills and seas being affected by plastic will. When plastics from land move to the sea, they bring along sediments that smother corals. Mems technologies and analysis of merits and demerits slideshare. The use of additives to modify the properties of these plastics and any associated safety, in use. Both abhishek menon and prithvi chatterjee have written answer to your question quite correctly. So we want to know its limitations, applicability, merits and demerits. Advantages and disadvantages of plastic full essay in points disadvantages of plastic. Assessment of impacts of options to reduce the use of singleuse.

It is durable, low cost, water resistant, lesser energy and heavy chemicals requirements in manufacture and are light weight. Over the past few decades, households have become increasingly busy and convenience has become an important factor in purchases. Plastic bags have been known to cause a lot of environmental damage. The merits of such an exemption in a particular context depend on a range of. The biggest of them is that smoldering plastics can release toxic fumes into the environment, in turn taking the air pollution to much higher levels. Hourston department of materials, loughborough university, uk this article is a revision of the third edition article 18. Advantages and disadvantages of cosmetic surgery a lot of women these days are opting for cosmetic procedures as a means of enhancing their appearance. Plastics are durable that is why plastic chairs and tables are longlasting. Disadvantages of plastics and problems associated with. One of the main disadvantages of plastic bags is that they are not renewable. The way one looks has become an important part of social life. This makes the bags stay in environments longer, in turn leading to great buildup on the natural landscape much more than degradable materials like paper. Mar 27, 2019 the advantages and disadvantages of biodegradable plastics give us hope for the future because there is an opportunity to reduce our reliance on fossil fuels.

This article explains the history, from 1600 bc to 2008, of materials that are today termed plastics. From morning you wake till night u sleep, you make use of plastic every single moment. Even though plastic products have undeniable positive effect on our lives and industry, it still has several disadvantages. In fact, plastic has helped aeronautics technology take giant steps forward over the past 50 years, including advancements in satellites, shuttles, aircraft, and missiles. Additionally, because many plastics are based ultimately on crude oil, there is a continuous rise in the cost of raw materials that chemical engineers are trying to workaround. On average, plastic packaging accounts for between 1 and 3 per cent of the total product weight. Disadvantages of plastic bags dangers of using plastic bags. Merits demerits plastic money based experience people jobs. The advantages and disadvantages of packaging depend partly on a persons role in the manufacturing, marketing and consuming process. It would be inaccurate to say that these items are free from emissions since it requires petroleum to grow crops in the first place. Plastic drink bottels, chipboard, newspaper, corrugated cardboard, glass bottels, beverage cans, magazine, plastic, aluminium, paper, glass, trash etc. In other words, barter system is a system in which people sell goods and services through direct exchange. What are the demerits and advantages of using plastic products. Disadvantages of plastic negative effects of plastic.

Credits cards cost much more than other forms of credit, such as a line of credit or a personal loan, in case you are unable to pay them on time. Most of the articles used in everyday life are made up of plastics. Advantages and disadvantages of plastic essay in points. Advantagesanddisadvantagesofusingplastics plastics are manmade material that can be moulded into different colours and shapes. We now have biofuel for automobiles, and the feedstock for that fuel grows on the land. What are the advantages and disadvantages of manufacturing. Plastics play a significant role in the building and construction industry as well. Waste bioplastics dont generate as much toxic runoff. Bioplastics come from natural sources, including crops like corn and switchgrass.

The following are some of the merits and demerits of using oil in energy. A single plastic bag can take up to years, to decay completely. Polycarbonate panels advantages and disadvantages science. Jul 27, 2009 applications and societal benefits of plastics. What are the demerits and advantages of using plastic. If it does not make economic or environmental sense to recycle, used plastics should go to energy from waste to provide much needed power. Mems technologies and analysis of merits and demerits. Plastic bumpers absorb shock, plastic dashboards and door panels are a little kinder on your head during a wreck, and plastic fuel tanks minimize explosion risks.

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