What's an example of a task that requires knowledge of physical objects to perform?
How do I make sure that the melamine doesn't swell up with moisture when making a concrete countertop mold?

What's an example of a task that requires knowledge of physical objects to perform?
To fertilizer plants for free

What's an example of a task that requires knowledge of physical objects to perform?
To keep shelled peanuts fresh,

What's an example of a task that requires knowledge of physical objects to perform?
how do you turn off 'do not disturb' on an iphone?