Question: How to remove a set in (washed and dried) oil stain on clothes.
Option 0: First put a piece of cardboard behind material with stain, then spray stain with WD-40, poor a lot of dry flour over stain and scrub scrub scrub and repeat process (less WD-40) again and again, then pre-treat with dawn soap then machine wash.
Option 1: First put a piece of cardboard behind material with stain, then spray stain with WD-40, poor a lot of baking soda over stain and scrub scrub scrub and repeat process (less WD-40) again and again, then pre-treat with dawn soap then machine wash.
Answer: 1