What's an example of a task that requires knowledge of physical objects to perform?
When making homemade Altoids, how do I cut them into the correct size?

What's an example of a task that requires knowledge of physical objects to perform?
How can I get oil stains out of my driveway?

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

What's an example of a task that requires knowledge of physical objects to perform?
To make sure an envelope doesn't go through machine sorting.