1. Condensation polymerisation of __________ produces bakelite.
2. Polymethyl methacrylate, which is an acrylic resin, is also called
3. Scouring is a finishing operation during the manufacture of fibre, which aims at __________ of fibres.
4. __________ scrap can be recycled & reutilised.
5. Lavatory cisterns are normally made of
6. Which of the following polymers belong to the class of formaldehyde resin?
7. Dacron (or terylene) fibres as compared to nylon fibres have
8. Maximum consumption of polymers is in
9. Vinyl flooring is done using __________ sheets.
10. All thermoplastic, thermosetting & elastic materials can be processed in a extrusion machine, however it can not be used for the production of plastic
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