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

What's an example of a task that requires knowledge of physical objects to perform?
I got hair dye on my clothes, so how can I get it out?

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

What's an example of a task that requires knowledge of physical objects to perform?
How prepare a kamikaze cocktail