Sp N ec e ifi w ca tio n Centre Number 71 Candidate Number General Certificate of Secondary Education 2013–2014 Science: Single Award Foundation Tier GSS21 Unit 2 (Chemistry) [GSS21] THURSDAY 15 MAY 2014‚ MORNING TIME 1 hour. INSTRUCTIONS TO CANDIDATES Write your Centre Number and Candidate Number in the spaces provided at the top of this page. Write your answers in the spaces provided in this question paper. Answer all eleven questions. For Examiner’s use only Question Marks Number 1
Free Periodic table Chemical element Sodium bicarbonate
used in this culture. The production of textiles in Japan is usually made of silk‚ hemp or manufactured goods. Ikat‚ a dyeing technique used to pattern textiles that employs a resist dyeing process similar to tie-dye on either the warp or weft fibres prior to dying‚ and embroidery 2. How are the textile products used as a medium for self-expression and communication between people? Textiles products are used in Japan and a medium for self- expressions between people through beliefs and values
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Plants:Their Uses For Human Life Humans have always used plant in one capacity or another. Plants are becoming known more and more for their vital usage in many arenas‚ including medicinal purposes. All that is required for growth of plant life is A ir S unlight S oil In Greenland‚ the Arctic poppy can be found‚ rising up out of massive layers of ice. Mountainsides are filled with large‚ colorful blooms‚ even when packed in heavy snow. On the other end of the temperate zone‚ many types
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Textiles and the Environment 1) What does green design mean? The definition of “green design” is relatively simple. Green design is the intention to reduce or completely eliminate negative environmental impacts through thoughtful designs. The term often refers to the movement in the architecture and engineering industries towards buildings that incorporate the local environment and take advantages of nature resources such as sunlight‚ wind patterns‚ and geographic location to minimize the impact
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______________________ (lab assistant)‚ who had been very helpful and co-operative in providing requirements for my project. CONTENTS INTRODUTION :- Natural fibres are the chief raw materials for the preparation of rayon. The term rayon includes all synthetic fibres obtained from Cellulose and are used commercially in fibre manufacturing. Cellulose can be converted into Cupra silk‚ Viscose rayon and acetate rayon depending upon the mode of treatment it undergoes while preparing
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spinning linen and weaving developed in 3400 BC. The discovery of machines and their widespread application in processing natural fibers was a direct outcome of the industrial revolution of the 18th and 19th centuries. The discoveries of various synthetic fibers like nylon created a wider market for textile products and gradually led to the invention of new and improved sources of natural fiber. The development of transportation and communication facilities facilitated the path of transaction of localized
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CERTIFICATE This is to certify that Mr. Thakkar Rohan. Roll No.:- 726109 of B.E. 4th year of Rubber Technology Department semester.- VII has satisfactorily completed his first part of final year project at L.D. College of engineering on topic “GLASS CORD AS A REINFORCEMENT MEDIA FOR EPDM RUBBER PROFILE” Date of Submission: Guided By Head of the Department Prof. R. N. Desai
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recommended in direct‚ discharge and resist printing. Prints produced with Helizarin Binder UDT have a pleasingly soft handle and are resistant to ageing. Compared to other binders‚ Helizarin Binder UDT only reduces very little the viscosity of synthetic thickeners (e.g. Lutexal HIT) Guideline Recipes Standard recipe for low solvent print . . . g/kg 25 g/kg 50 - 180 g/kg 20 - 25 g/kg 150 - 250 g/kg . . . g/kg 25 g/kg 50 - 180 g/kg 30 - 35 g/kg Water Luprintol MCL Helizarin Binder UDT Lutexal HIT
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Industrial Training at The Delta Composite Knitting Ind. Ltd (DCKIL) for 52 days INTRODUCTION Praise to Allah‚ the creator and sustainer who has given us strength and opportunity to complete our eight weeks long industrial attachment at “The Delta composite Knitting Industry Ltd”; in Zarun (South)‚ Kashimpur‚ Gazipur. At the beginning we would like to pay our gratitude toour academic supervisor prof. Dr. S.MMahbub- ulHaqueMajumder‚ Dean‚ Faculty of Science & Information Technology
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garment A vest has been developed in the former USSR which is too thick for mosquitos to feed through and which allows the user sufficient aeration of the body. It consists of an undervest‚ with long sleeves made from a widemesh material of which the fibres are about 0.5 cm thick‚ covered with a long-sleeved conventional shirt (45 ). Treated clothing Clothing can be treated with repellents to prevent insects from landing or feeding‚ or with quick-acting insecticides of the pyrethroid group‚ such as
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