Question

Certain fry pans are said to be non stick. What made them non stick?

Answer 1

Non stick cookware is covered with a layer of Polytetrafluoroethylene[PTFE] popularly known as Teflon.

Non stick coating allows the food to cook without sticking to the pan.

The special property of Teflon is it provides less friction between Cookware and the item that comes in contact with it.

Teflon is highly inert , it does not react with food material that comes in contact with it.

Answer 2

Non-Stick pans are designed by by Roy Plunkett in 1938, to minimize the ability of cooking ingredient to stick to the pan. Non-stick refer to the surface of the pan that is coated with polytetrafluoroethylene (PTFE) commonly known as "Teflon." Early in the In the twenty-first century materials like  anodized aluminium, ceramics, silicone, enameled cast iron were used as non- stick materials.