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Science VIII A,B,C,D

Date of submission:  24. 7. 09

Mrs.Mary Varghese T.G.T Science  

             

Synthetic Fibres And Plastics

Topic: Match the terms of column A correctly with the phrases given in column B.

        (i) Polyester                         (a) Prepared by using wood pulp

        (ii) Teflon                              (b) Used for making parachutes and stockings

        (iii) Rayon                           (c) Used to make non-stick cookwares

        (iv) Nylon                             (d) Fabrics do not wrinkle easily

Topic: Explain why the following are made of threatening plastics.

         (a) Saucepan handles

         (b) Electric plugs/switches/plug boards

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