In this task the focus is on physical knowledge about the world. Given the provided goal task in the input, describe a process that would lead to the asked outcome. This process often involves physical motions with objects, such as moving them, arranging them in a certain way, mixing them, shaking them, etc. 

run for excercise
walk to jog to run

how do you snap your fingers?
swip your thumb against an other finger quickly until it makes a sound.

What is a good alternative to sandpaper when removing varnish from wood?

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
A liquid solvent would remove varnish safely.

