How to Properly Clean Upholstery without Using Chemicals You may wonder how you can properly clean your upholstery without using chemicals. In most cases, you can easily clean a stained piece of upholstery by following these steps. First, remove any solid stains. To do this, you need a solution that contains 3/4 cup of warm water, 1/4 cup of vinegar, and one tablespoon of dish soap. These...