Q.
Which one of the following is used to make non-stick cookware?
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a
PVC
b
Polystyrene
c
Polyethylene terephthalate
d
Polytetrafluoroethylene
answer is D.
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Detailed Solution
Teflon has great chemical inertness and high thermal stability, hence used for making non-stick utensils. For this purpose, a thin layer of Teflon is coated on the inner side of the vessel.
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