UltraOne Heavy Duty - 4 liter jugs (Case of 4)Tough Stains: Best for heavy stains, oil or grease spills or stains, mold, car wheel rims, barbeques, concrete garage floors, stove tops, pet stains, furniture stains. Description: Not only is this product 100% environmentally safe and a truly green product, but also it is one of the most powerful degreasers on the market. There isnt a stain it cant conquer. Just apply evenly and watch the magic as Ultra One Heavy Duty goes to work!