2. Define the following (a) Polymer (b) Synthetic fibre
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a) Polymer-A substancewhich has a molecular structurebuilt up chiefly or completely from a large number of similar units bonded together, e.g. many synthetic organic materials used as plastics and resins.
b)Synthetic fibre-Any of variousman-made textile fibers including usually those made from natural materials(such as rayon and acetate from cellulose and regenerated protein fibers from zein or casein)as well as fully synthetic fibers(such as nylon or acrylic fibers)-compare polymer.
b)Synthetic fibre-Any of variousman-made textile fibers including usually those made from natural materials(such as rayon and acetate from cellulose and regenerated protein fibers from zein or casein)as well as fully synthetic fibers(such as nylon or acrylic fibers)-compare polymer.
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