What's an example of a task that requires knowledge of physical objects to perform?
To hold fabric in place before sewing it, you can

What's an example of a task that requires knowledge of physical objects to perform?
Create a pickling mixture for any type of vegetable or fruit.

What's an example of a task that requires knowledge of physical objects to perform?
Add labels to electric cords.

What's an example of a task that requires knowledge of physical objects to perform?
How can I keep hair color from staining skin?