What's an example of a task that requires knowledge of physical objects to perform?
grater

What's an example of a task that requires knowledge of physical objects to perform?
To make sure weaved felt does not come loose as you sew.

What's an example of a task that requires knowledge of physical objects to perform?
What supplies are needed to make paper candle shades?

What's an example of a task that requires knowledge of physical objects to perform?
How To Protect Your Hands and Surfaces When Dying Fabric