13 Match the terms of column A correctly with the phrases given in
Us Used for making parachutes and stockings
А
Polyester
Teflon
Rayon
(c) Used to make non-stick cookwares
fi) Nylon
(di Fabrics do not wrinkle easily
14. Manufacturing synthetic fibres is actually helping conservation of forests
B
lal Prepared by using wood pulp
Ny!
ny
19
LI
P
PI
15. Describe an activity to show that thermoplastic is a poor conductor of
electricity
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Answer:
Polyester
Teflon
Rayon
Explanation:
PolyesterPolyester
Teflon
Rayon
Teflon
Rayon
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