Question

Teflon (tetrafluoroethylene) is a black material used in non-stick pans for frying chips and vegetables. The oil or butter does not stick at all. In the process of manufacture, one of the technical problems is:

• A. to make teflon stick to the metal of the pan
• B. to make teflon that is non-sticky
• C. to make teflon
• D. to cut a round sheet of teflon that exactly fits

Answer 1

Answer: (A)

to make teflon stick to the metal of the pan

Teflon even when melted do not flow instead it behaves as a gel due to absence of crystalline phase and high melting point so manufactures finds a bit difficulty to make teflon stick to metal of pan.