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Which one of the following is a thermosetting plastic?


Options:
A .   Polyethene
B .   Bakelite
C .   Acrylic
D .   PET
Answer: Option B
:
B

Thermosetting plastics are those plastics which once moulded, cannot be softened by heating. Two examples are:


1) Bakelite: Used for making electrical switches, handles of various utensils.


2) Melamine: Used for making floor tiles, kitchenware and fabrics which can resist heat. 



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