- Cookware is used for cooking
- Cooking food requires adding heat energy to the food
- So, cooking food requires adding heat energy to the food using cookware

- Cooking food requires adding heat energy to the food using cookware
- Hence, cooking food requires cookware to be able to transfer heat

- Cooking food requires cookware to be able to transfer heat
- A thermal energy conductor transfers heat
- Therefore, cooking requires the cookware to be a thermal conductor

So, cooking requires the cookware to be a thermal conductor
Q: Which physical property is important to have in a material used in cookware?
Context:
- Cookware is used for cooking 
- A thermal energy conductor transfers heat 
- Cooking food requires adding heat energy to the food