What's an example of a task that requires knowledge of physical objects to perform?
D.i.Y candle wick using string, wax, a pair of pliers and a pair of scissors.

What's an example of a task that requires knowledge of physical objects to perform?
To make a drink less spicy.

What's an example of a task that requires knowledge of physical objects to perform?
make a bird cage.

What's an example of a task that requires knowledge of physical objects to perform?
To grow new green onions using old ones,