What's an example of a task that requires knowledge of physical objects to perform?
How do I use baking soda to whiten my teeth?

What's an example of a task that requires knowledge of physical objects to perform?
To add a slight curve to the top of a box, you can

What's an example of a task that requires knowledge of physical objects to perform?
How to make urine solution to tan salmon leather.

What's an example of a task that requires knowledge of physical objects to perform?
how do you kiss someone?