SSC (English Medium) Class 8Maharashtra State Board
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Write Short Notes. - SSC (English Medium) Class 8 - Science

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Question

Write short notes.

Uses of plastic.

Solution

1.Melamine is used in domestically useful items like cup, saucers, plates, trey, spare parts of airplane engine and sound insulating coverings etc.
2.Polyurethane is used in surfing boards, small boats, furniture, seats in vehicles etc.
3.Bakelite is used for making cabinets of radio, T.V., telephones, electric switches, toys, coverings over handles of cookers etc.
4.Polyester is used for making fiber glass, toners of laser printers, textile industry etc.
5.Polypropylene is used for making parts of loudspeakers & vehicles, ropes, mattresses, laboratory appliances stc.
6.Polyethylene is used for making milk bags, packing bags, flexible garden pipes etc.
7. polystyrene is used for making thermo-insulating parts of electric appliances like refrigerators, gears of machine, toys, protective coverings like covers of CD and DVD etc.
8.Polyvinyl chloride is used for making bottles, raincoat, pipes, handbags, shoes, electric cable insulation, furniture, ropes, toys etc.

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APPEARS IN

 Balbharati Solution for Balbharati Class 8 Science - General Science (2018 to Current)
Chapter 17: Man made Materials
Exercise | Q: 6.3 | Page no. 121
Solution Write Short Notes. Concept: Properties of Plastic.
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