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. 

how do you dunk something?
put it under liquid.

How do I clean sticky vinyl shelves?
If the vinyl coating is sticky, dab a little of a citrus-based product used to remove sticker residue onto a paper towel. Wipe the entire shelf down if the whole shelf is sticky, or just the affected areas.

To attach shower liner to a plastic rod, you can

Use tape