What's an example of a task that requires knowledge of physical objects to perform?
To make a seam completely flat before sewing it, you can

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

What's an example of a task that requires knowledge of physical objects to perform?
how do you keep a tattoo on your skin?

What's an example of a task that requires knowledge of physical objects to perform?
how to easily clean your blender