What's an example of a task that requires knowledge of physical objects to perform?
To remove rust from metal, you can

What's an example of a task that requires knowledge of physical objects to perform?
How do I clean the raspberries when making raspberry bark?

What's an example of a task that requires knowledge of physical objects to perform?
Cook eggs in the toaster oven

What's an example of a task that requires knowledge of physical objects to perform?
Make a cookbook holder for cooking