What's an example of a task that requires knowledge of physical objects to perform?
How do I remove the pit of the cherries ?

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

What's an example of a task that requires knowledge of physical objects to perform?
How are slip gauges made?

What's an example of a task that requires knowledge of physical objects to perform?
How to fix a plastic key holder which is broken or split?