Pour 1 gallon of warm water into a bucket.
Add 1 cup of ammonia and 1/2 cup of white vinegar into the warm water in the bucket.
Gently stir the solution until all the ingredients are combined.
Dip a sponge or cloth into the solution to clean unfinished wood. The solution is safe and won't damage the surface.
Use water to rinse the solution off your furniture when you're finished cleaning. Dry the wood with a clean towel.