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Q. |
Which of the following is used as no coating for Cooking utensils? |
A. | Perspex |
B. | Styrofoam |
C. | Polystyrene |
D. | (4)Teflon |
Answer» D. (4)Teflon | |
Explanation: The non-stick coating used mainly for coating cooking utensils is made using PTFE (polytetrafluoroethylene) that is also known by the name Teflon. Teflon is an inert polymer with high thermal and chemical resistance. Besides, it is hydrophobic: neitherwater nor water-containing substances wet it and it has one of the lowest coefficients of friction of any solid. |
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