™�R� ���n�t2��ߜ�8�/����^�ۉ�v���n0_��]��H�O��i��$W��.l2{ʑ���¬Ŕ���5���f��-�2� ��:^X|>�ˣn. stream %PDF-1.4 They can be easily moulded and have excellent finishing. Injection molding can be performed with only one of these materials like glass, plastics, etc. Download Free PDF. Now let`s analyze the pros and cons of the format in more detail. It is usually made in factories by melting the grains and poured into moulds and are synthetic. *?�Я��`����oϲU H��E���7��2p�39�G�z&8I&�< ?�$_PP���G8�1��9�5 ?ZzK��424=�o�C�V4[#��?��^���Z���*ɚo@5LD������UT;�35�j|��\ca�ͳ�4)i���iJus7b�)D�I>ǂ�_�4��e5MS5 4���2U�6��� ڥYe��Ю�)�[��ey2#�v��#@�M㴧Lz�t���� Q��W��"I��3��%��������ώ��� t�Gp;�N �Ӕű(U�3! They are made of petrochemicals, which is what makes them non-renewable and a risk to the health of the planet. [3] Plastic carrier bags can be reused as trash bags or bin bags. Let’s have a brief look at them. h��U�n�0��W�w;�*�B�-[Zu!��"R�h$ (������I���+�ae�xƃ�r�؜ �8E�q���"+�a")A�Hq�(��QE� j�B� F�A����$c��w�y� W��:aM���6�e�(���hA`��y+�] Do you know why plastic is lightweight? The advantages of using plastics are that they are lightweight, water resistant, durable, strong, economical and resistant to corrosion and chemicals. The more plastic bags people use, the greater the chances of environmental damage. Its low melting point renders it inappropriate for high-temperature applications and medical implants. Cost of Recycling – While recycling is a plus, recycling is a very costly endeavor. The computer or tablet you’re reading this article on is made of it. Download with Google Download with Facebook. The main important advantage of plastic is that it is light in weight. Advantages and Disadvantages of Plastic Advantages of plastic: • • • • • • • • • • • • • • • • • • • Advantages of plastic are light in weight. Plastic means "easy to bend or mould into different shapes". and most commonly, thermoplastic… Plastic bags are not renewable, which means they cannot be easily recycled like paper bags. It is also used for forming plastic containers, plastic buckets, bottles, or other hollow shapes. Advantages and Disadvantages of Plastics The growth of the polymer industry in the latter half of the 20th century has been phenomenal and shows no signs of decreasing. It's these ingredients that give the polymer its flexibility, strength and other properties. PDF was developed by the team of Adobe Systems. It is true that plastics are cheaper and more durable but they … ~z�h���I#g"H#JX�5���T���no��� ��rhڎ����͇Ѐ It would be inaccurate to say that these items are free from emissions since it requires petroleum to grow crops in the first place. These were Advantages and Disadvantages of Plastic in points as you have seen above. “Plastic are high molecular weight organic polymers which can be moulded into desired shapes by the application of heat and pressure”. Plastic Advantages and Disadvantages (Arabic) Dr.M.Aslam Parvaiz. Used to reduce soil and wind erosion. Plastic is softness. Disadvantages The following disadvantages have also been identified: Plastic bags are made of petrochemicals, a nonrenewable resource. Plastics are lightweight and durable and their versatility in colour, touch and shape gives tremendous marketing advantages. This paper. %PDF-1.3 %���� Injection molding process is widely used to manufacture plastic parts in large production volumes. 8 Full PDFs related to this paper. Disadvantages of plastics: Plastic is a nonrenewable resources. 3 0 obj <> endobj Plastic is light in weight. 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