Pour 1/2 cup of white flour into a plastic bowl. Add 1 tbsp. of water to the bowl and stir. Continue to add more water to the flour until a paste-like consistency is achieved.
Pour 1 cup of washing soda into a separate plastic bowl. Add water to this bowl until a paste-like consistency is achieved.
Combine the flour paste and washing soda paste and mix until all of the ingredients are well blended.
Spread a thin layer of the mixture onto the wooden furniture with a paintbrush. Allow the mixture to remain for one to six hours.
Pour 2 cups of white vinegar and 1 cup of water into a plastic spray bottle. Replace the bottle's top and shake vigorously to mix the ingredients.
Spray the mixture onto the paste-covered furniture with one hand. As you spray the furniture, scrub it with a plastic scrub brush. This will remove the paste and unwanted finish.
Continue to spray and scrub the wood piece until all of the paste and old finish is removed.